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SHIVAJI UNIVERSITY,, KOLHAPUR., , Accredited By NAAC With ‘A’ Grade, CHOICE BASED CREDIT SYSTEM, Syllabus For, , Bachelor of Science (Part III) Statistics, Syllabus to be implemented from June 2020 onwards, , 1

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Shivaji University, Kolhapur, B. Sc. III Statistics, Structure of the course, To be implemented from June 2020, Theory, Semester V, Paper. No., , Title of the paper, , Total Marks, , IX, , Probability Distributions, , 50, , X, , Statistical Inference - I, , 50, , XI, , Design of Experiments, , 50, , XII, , R-Programming and Quality Management, , 50, , Semester VI, Paper. No., , Title of the paper, , Total Marks, , XIII, , Probability Theory and Applications, , 50, , XIV, , Statistical Inference - II, , 50, , XV, , Sampling Theory, , 50, , XVI, , Operations Research, , 50, , Practical, Paper, No., , Title of the Practical, , Marks, for, Practical, , Journal, , Oral, , Total, Marks, , IV, , Probability Distributions, , 32, , 4, , 4, , 40, , V, , Statistical Inference, , 32, , 4, , 4, , 40, , VI, , Designs of Experiments and Sampling, Methods, , 32, , 4, , 4, , 40, , VII, , R-Programming, Quality Managementand, Operations Research, , 32, , 4, , 4, , 40, , A Project Report & Viva -voce, , 40, , -, , -, , 40, , 2

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1. Nature of Project, (i) Identification of problem where statistical techniques can be used., (ii) Planning and execution of data collection., (iii) The Marking system for the project work is as follows:,  Data Collection, , : 8 Marks, ,  Use of Statistical Tools, , : 8 Marks, ,  Analysis of Data, , : 8 Marks, ,  Conclusion, , : 8 Marks, ,  Viva on Project, , : 8 marks, , -----------------------------------------Total Marks of Project, , : 40 marks, , (iv) Project will be conducted in a group of 5 to 6 students., 2. Nature of Question papers (Theory), COMMON NATURE OF THEORY QUESTION PAPER WILL BE MENTIONED SPERATELY:, , 3. Nature of practical papers:, (i) Each practical question paper must contain Four questions., (ii) Each question should contain Two bits from different units., (iii) Student shouldattempt Any Two questions., (iv) Each question should carry 16marks and to be distributed according to, followingpoints:, (a), , Aim of the Experiment, , : 2 Marks, , (b), , Statistical formulae, , : 4 Marks, , (c), , Observation Tables, , : 4 Marks, , (d), , Calculations, , : 4 Marks, , (e), , Conclusion/ result of the experiment, , :2 Marks., , (v) In each practical paper, four marks are reserved for journal and four marks are reserved, for oral., 4. Instructions:, (i) While attempting questions based on R-software students have to write the, commands of R-software on their Answer-book. Final result should be shown to, the examiner online or the printout may be attached., (ii) Duration of each practical paper should be of four hours., (iii) Student can use MS-Excel or electronic calculators for other practical., , 3

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5. Requirements:, (i) There should be two subject experts at the time of practical examination., (ii) Laboratory should be well equipped with 20 scientific calculators, 20 computers,, 2 printers with sufficient backup facility (UPS/Inverter /Generator)., , EQUIVALENCE FOR THEORY PAPERS, (From June 2020), Old Syllabus, , Revised Syllabus, , Paper No., , Title of the Paper, , Paper No., , Title of the Paper, , Sem.V / P. IX, , Probability Distributions, , Sem.V / P. IX, DSE-E13, , Probability Distributions, , Sem. V/ P.X, , Statistical Inference - I, , Sem. V / P XI, , Design of Experiments, , Sem. V / P XII, , Operations Research, , Sem. VI / P XIII, , Probability Theory, , Sem. VI / P XIV, , Statistical Inference - II, , Sem. V / P XV, , Sampling Theory, , Sem. VI / P XVI, , Quality Management and, Data Mining, , Sem. V/ P.X, DSE-E14, Sem. V / P XI, DSE-E15, Sem. V / P XII, DSE-E16, Sem. VI / P XIII, DSE-F13, Sem. VI / P XIV, DSE-F14, Sem. V / P XV, DSE-F15, Sem. VI / P XVI, DSE-F16, , Statistical Inference - I, Design of Experiments, R-Programming and Quality, Management, Probability Theory and Applications, Statistical Inference - II, Sampling Theory, Operations Research, , EQUIVALENCE FOR PRACTICAL PAPERS, (From June 2020), Old Syllabus, Paper No., , Title of the Practical Paper, , IV, , Probability Distributions and R, , Revised Syllabus, Paper No., , Title of the Practical Paper, , IV, , Probability Distributions, , V, , Statistical Inference, , software, V, , Statistical Inference, , VI, , Design of Experiments and Sampling, , VI, , Methods, VII, , Operations Research and Quality, , VII, , Management, , 4, , Design of Experiments and Sampling, Methods, R-Programming, Quality Managementand, Operations Research

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B. Sc. Part-III Semester V, SUBJECT – STATISTICS - IX, DSE-E13: ProbabilityDistributions, Theory: 36 hours. Marks-50 (Credit 02), Course Outcomes: Thestudents will acquire, a) knowledge of important univariate distributions such as Laplace, Cauchy,, Lognormal, Weibull, Logistic, Pareto, Power Series Distribution., b) knowledge of Multinomial and Bivariate Normal Distribution., c) knowledge of Truncated Distributions., d) information of various measures of these probability distributions., e) acumen to apply standard continuous probability distributions todifferent, situations., Unit-1: Univariate and Multivariate Probability Distributions, , (18 hours), , 1.1:Laplace (Double Exponential) Distribution: Probability density function (p.d.f.), with parameters (μ, λ), Nature of the probability curve, Distribution function, quartiles,, moment generating function, mean, variance, moments, β1, β2, γ1 and γ2 coefficients., Laplace distribution is a distribution of the difference of two i. i. d. exponential variates, with parameter θ, examples and problems., 1.2 :Lognormal Distribution: Probability density function (p.d.f.) withparameters(µ,, σ2), nature of the probability curve, mean, variance, median, mode, moments, β1, β2, γ1, and γ2 coefficients, Relation with N( μ, σ 2 ), examples and problems., 1.3:Cauchy Distribution: Probability density function (p.d.f.)with parameters (μ, λ),, nature of the probability curve, distribution function, quartiles, non-existence of, moments, additive property for two independent Cauchy variates (statement only),, statement of distribution of the sample mean, relationship with uniform and Students’tdistribution, distribution of X/Y where X and Y are i. i. d. N(0, 1), examples and, problems., 1.4: Weibull Distribution: Probability density function (p.d.f.)with parameters (α, β),, distribution function, quartiles, mean and variance, coefficient of variation, relation, with gamma and exponential distribution, examples and problems., 1.5: Logistic distribution: Probability density function (p.d.f.)with parameters (µ, σ),, distribution function,mean, mode, variance, skewness using mode, applications., , 5

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1.6: Pareto distribution: Probability density function (p.d.f.)with parameters(α, β),, mean, variance, mode, skewness using mode, applications., 1.7:Power series distribution: Probability mass function (p.m.f.)mean, mode, variance,, Binomial, Poisson, Geometric and Negative Binomial distribution as particular case of, power series distribution., 1.8: Multinomial distribution:Probability mass function (p.m.f.), moment generating, function, marginal distribution, mean, variance, covariance, variance and covariance, matrix, correlation coefficient, additive property, Trinomial distribution as particular, case of multinomialdistribution., Unit-2: Truncated Distributions and Bivariate Normal Distribution:(18 hours), 2.1: Truncated distribution as conditional distribution, truncation to the right, left and, on both sides. Binomial distribution B(n, p) left truncated at X = 0 (value zero not, observable): Probability mass function (p.m.f), mean, variance. Poisson distribution, P(λ), left truncated at X = 0 (value zero not observable): p.m.f., mean and variance., Normal distribution N(µ, 2) truncated (i) to the left below a, (ii) to the right above b,, (iii) to the left below a, and to the right above b, its Probability density function, (p.d.f.)and mean. Exponential distribution with parameter  left truncated below, a:Probability density function (p.d.f.), mean and variance. Examples and problems on, above distributions., 2.2:Bivariate, , Normal, , Distribution:, , Probability, , density, , function, , (p.d.f.), , of 𝐵𝑁 𝜇 , 𝜇 , 𝜎 , 𝜎 , 𝜌 , marginal and conditional distributions, identification of, parameters, conditional expectation and conditional variance, regression of Y on X and, of Xon Y., independence and uncorrelated-ness imply each other, m. g. f and moments., Distribution of aX + bY + c, where a, b and c are real numbers. Cauchy distribution as, the distribution of Z = X/Y where (X, Y) ~ 𝐵𝑁(0, 0, 𝜎 , 𝜎 , 𝜌). Examples and problems., Books Recommended:, 1. Cramer H.: Mathematical Methods of Statistics, Asia Publishing House, Mumbai., 2. Mood, A. M., Graybill K, Bose. D. C.: Introduction to Theory of Statistics. (Third edition), Mc-GrawHiil Series., 3. Lindgren B. W.: Statistical Theory (Third Edition), Collier Macmillan International, Edition, Macmillan Publishing Co. Inc. New York., 4. Hogg, R. V. and Craig A. T. : Introduction to Mathematical Statistics (Third, Macmillan Publishing Company, Inc. 866, 34d Avenue, New York, 10022., , 6, , Edition),

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5. Sanjay Arora and BansiLal : New Mathematical Statistics (First Edition), Satya Prakashan,, 16/17698, New Market, New Delhi, 5 (1989)., 6. Gupta S. C and Kapoor V. K. : Fundamentals of Mathematical Statistics, Sultan Chand, and Sons, 88, Daryaganj, New Delhi 2., 7. Rohatgi V. K.: An Introduction to Probability Theory and Mathematical Statistics, Wiley, Eastern Ltd., New Delhi., 8. Feller. W. : An Introduction of Probability Theory and its Applications, Wiley Eastern, Ltd.. Mumbai., 9. Jhonson and Kotz: Continuous Univariate Distributions I and II, : Discrete Distributions, : Multivariate Distributions, 10. Bhat B. R.: Modern Probability Theory. New Age International., , B. Sc. Part-III Semester V, SUBJECT – STATISTICS - X, DSE-E14: Statistical Inference-I, Theory: 36 hours. Marks-50 (Credit 02), Course Outcomes:The students will acquire, a) knowledge about important inferential aspect of point estimation., b) concept of random sample from a distribution, sampling distribution of a statistic,, standard error of important estimates such as mean and proportions., c) knowledge of various important properties of estimator,, d) knowledge about inference of parameters of standard discrete and continuous, distributions., e) concept of Fisher information and CR inequality., f) knowledge of different methods of estimation., Unit 1: Point Estimation:, , (18 hours), , 1.1: Introduction: Notion of a parameter, parameter space, general problem of, estimation, estimating an unknown parameter by point and interval estimation., 1.2: Point estimation: Definition of an estimator (Statistic) and its Standard Error,, distinction between estimator and estimate., 1.3:Properties of estimator:, , 7

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1.3.1:Unbiased estimator, biased estimator, positive and negative bias, examples of, unbiased and biased estimator, Proof of the results:, a)Two distinct unbiased estimators of Ψ(ɵ) give rise to infinitely many unbiased, estimators of Ψ(ɵ)., b)If T is an unbiased estimator of ɵ then Ψ(T) is an unbiased estimator of Ψ(ɵ) provided, Ψ(.) is a linear function., Sample variance is a biased estimator of the population variance. Illustrations of, anunbiased estimators for parameter and parametric functions.Examples., 1.3.2:Relative efficiency of T1 with respect to T2, where T1 and T2 are unbiased, estimators. Use of mean square error (MSE) to modify the above definition for biased, estimators. Minimum Variance Unbiased Estimator (MVUE) and Uniformly Minimum, Variance Unbiased Estimator (UMVUE), Uniqueness of UMVUE whenever it exists., Examples., 1.3.3:Consistency: Definition, Proof of the results:, a)Sufficient condition for consistency,, b)If T is consistent for ɵ and Ψ (.) is a continuous function, then Ψ (T) is consistent for, Ψ (ɵ)., Likelihood function: Definition of likelihood function as a function of the parameter ɵ, based on a random sample from discrete and continuous distributions., 1.3.4:Sufficiency: Concept of sufficiency, Definition of sufficient statistic through, conditional distribution of the sample given the statistics. Neyman factorization, criterion, Pitmann-Koopman form which admits sufficient statistic. Properties of, sufficient statistic:, a)If T is sufficient for ɵ then Ψ (T) is also sufficient for ɵ provided Ψ (.) is a one-to-one, function., b)If T is a sufficient for ɵ then T is sufficient for Ψ (ɵ)., Examples., Unit 2. Cramer Rao Inequality and Methods of estimation:, , (18 hours), , 2.1: Fisher Information function:Definition of Information function, amount of, information contained in a sample, Statement regarding equality of the information in, (x1, x2, …, xn) and in a sufficient statistic T, concept of minimal sufficient statistic with, illustrations to exponential family. Examples., , 8

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2.2:Cramer Rao Inequality: Statement and proof of Cramer Rao Inequality., Definition of Minimum Variance Bound Unbiased Estimator (MVBUE) of Ψ(ɵ). Proof, of the following results:, a) If MVBUE exists for ɵ then MVBUE exists for Ψ(ɵ), if Ψ(.) is a linear function., b) If T is MVBUE for ɵ then T is sufficient for ɵ. Examples., 2.3:Methods of Estimation:, 2.3.1: Method of Maximum Likelihood: Definition, Derivation of Maximum, Likelihood Estimators (MLE) for parameters of standard distributions. Properties of, MLE:, a) Invariance property (With Proof),, b) MLE is a function of sufficient statistics,, c) Non-uniqueness property of MLE (With counter examples)., d) MLE’s are asymptotically normally distributed. (Without Proof), 2.3.2:Method of Moments: Derivation of moment estimators for standard distributions., Illustrations of situations where MLE and moment estimators are distinct and their, comparison using mean square error (for uniform distribution)., Books Recommended:, 1. Kale B. K. : A first course in Parametric Inference, 2. Rohatgi V. K.: Statistical Inference, 3. Rohatgi V. K. : An introduction to Probability Theory and Mathematical Statistics, 4. Saxena H. C. and Surendreran: Statistical Inference, 5. Lehmann E. L.: Theory of Point Estimation, 6. Dudewicz C. J. and Mishtra S. N. : Modern Mathematical Statistcs, 7. Cassela G. and Berger R. L. Statistical Inference, 8. Dixit P. G. Patil S.M. Prayag V. R. and Sunde N. J.: Inference: Theory of Estimation., 9. A. Santhakumaran: Fundamentals of Testing of Statistical Hypothesis, 10. Manojkumar Srivastava, Namita Srivastava: Statistical Inference, , B. Sc. Part-III Semester V, SUBJECT – STATISTICS - XI, DSE-E15: Design of Experiments, Theory: 36 hours. Marks-50 (Credit 02), Course Outcomes:The students will acquire, , 9

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a) knowledge of basic terms used in design of experiments., b) concept of one-way and two-way analysis of variance., c) knowledge of various designs of experiments such as CRD, RBD, LSD and factorial, experiments., d) knowledge of using an appropriate experimental design to analyze the experimental, data., Unit 1: Simple Designs of Experiments:, , (18 hours), , 1.1: Basic Concepts:, i) Basic terms in design of experiments: Experimental unit, treatment, layout of an, experiment., ii)Basic principles of design of experiments: Replication, randomization and local, control., iii) Choice of size and shape of a plot for uniformity trials, the empirical formula for the, variance per unit area of plots., 1.2: Completely Randomized Design (CRD):, i) Application of the principles of design of experiments in CRD, layout, mathematical, model assumptions and interpretations., ii) Estimation of parameters, Standard Error(SE), estimate of σ as square root of Mean, Error Sum of Square. Expected values of mean sum of squares, components of, variance., iii) Breakup of total sum of squares into components., iv) Visual inspection of treatment effects using treatment wise BOX-PLOT’s., v)Technique of one-way analysis of variance (ANOVA) and its applications to CRD., vi) Statement of Chochran’s theorem (without proof) for justification of F-test. Tests for, equality for treatment effects and its interpretation. Test for equality of two specified, treatment effects using Critical Difference(CD), vii)Model adequacy check using residual analysis., 1.3: Randomized Block Design (RBD):, i)Application of the principles of design of experiments in RBD layout, model,, assumptions and interpretations., ii)Estimation of parameters, expected values of mean sum of squares, components of, variance., iii)Breakup of total sum of squares into components., iv)Visual inspection of treatment effects, block effects using BOX-PLOT’s., , 10

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v)Technique of Two way analysis of variance (ANOVA) and its applications to RBD., Residual analysis for model adequacy checking., vi)Related testing procedures and their interpretations, test for equality of two specified, treatment effects, comparison of treatment effects using critical difference (C.D.)., vii)Idea of missing plot technique., viii)Situations where missing plot technique is applicable., ix)Analysis of RBD with single missing observation., 1.4: Latin Square Design (LSD):, i)Application of the principles of design of experiments in LSD layout model,, assumptions and interpretations., ii)Breakup of total sum of squares into components., iii)Estimation of parameters, Standard Error(SE), expected values of mean sum, ofsquares, components of variance. Preparation of analysis of variance (ANOVA), table., iv)Visual inspection of treatment effects, row and column effects using BOX-PLOT’s., v)Related tests and their interpretations, test for equality of two specified treatment, effects,comparison of treatment effects using critical difference (C.D.).Residual, analysis for model adequacy checking., vi)Analysis of LSD with single missing observation., vii)Identification of real life situations where CRD, RBD and LSD are used., Unit 2: Analysis of Non-Normal Data, Efficiency and Factorial Experiments:(18 hours), 2.1: Analysis of non- normal data in CRD, RBD, LSD using, i)Square root transformation for counts., ii)Sin-1 (.) transformation for proportions., iii)Kruskal Wallis test., 2.2: Efficiency of design:, i)Concept and definition of efficiency of a design., ii)Efficiency of RBD over CRD., iii)Efficiency of LSD over CRD and LSD over RBD., 2.3: Factorial Experiments:, i)General description of factorial experiments, 22& 23 factorial experiments arranged in, RBD., ii)Definitions of main effects and interaction effects in 22 and 23 factorial experiments., iii)Model assumptions and its interpretation., , 11

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iv)Preparations of ANOVA table by Yate’s procedure, test for main effects and, interactioneffects., v)General idea and purpose of confounding in factorial experiments., vi)Total confounding (Confounding only one interaction): ANOVA table, testing main, effects andinteraction effects., vii)Partial Confounding(Confounding only one interaction per replicate): ANOVA, table. Testing main effects and interaction effects., viii)Construction of layout in total confounding and partial confounding in 2 3 factorial, experiment., Books Recommended:, 1. Montgomery, D.C. (2001): Design and Analysis of Experiments, John Wiley and sons Inc.,, New Delhi., 2. Dass, M.N. and Giri,N.C. (1986) Design and Analysis of Experiments, II Edition Wiley, Eastern Ltd., New Delhi, 3. Snedecor, G.W. and Cochran, W.G. (1994). Statistical Methods, 8th edition, Affiliated, East – West Press, New Delhi, 4. Goon, A.M., Gupta,M.K. and Dasgupta, B. (1998). Fundamentals of Statistics, Vol.II, The, world Press Pvt. Ltd. Kolkatta., 5. Gupta S.C. and Kapoor V.K.(2006). Fundamentals of Applied Statistics, S.Chand Sons,, New Delhi, 6. Wu, C.F.J. and Hamda, M. (2009). Experiments, Planning, Analysis and Parameter Design, Optimization, John Wiley & Sons,Inc.,Hoboken,New Jersey., , B. Sc. Part-III Semester V, SUBJECT – STATISTICS - XII, DSE-E16: R-Programming and Quality Management, Theory: 36 hours. Marks-50 (Credit 02), Course outcomes: The students will acquire, a) importance of R- programming, b) knowledge of identifiers and operators used in R., c) knowledge of conditional statements and Loops used in R., d) knowledge of quality tools used in Quality management., , 12

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e) knowledge of process and product control used in Quality management., Unit-1: R Programming:, , (18 hours), , 1.1: Introduction:History,Feathersof R, Character sets,, Identifiers: Variable, Constants, Symbolic constant, key words, Data Types and Data, Structure,, Operators: Arithmetic, relational, logical, assignment, increasing, decreasing, special, operators, Character vectors, Input and output functions, Data Import and Export, function, Basic built-in function, 1.2: Programming: Algorithm, flow chart, Structure of programme,, Conditional Statements: If, if else, Loops: for, while, Unconditional Statements,, Writing of your own functions, Diagrams and Graphs, Simple programmes on, 1) Finding Area of circle., 2) To check whether the given integer is positive or negative., 3) Reverse a given number., 4) To find greatest of three numbers., 5) Find Prime numbers in a given range., 6) To check if number is odd or even., 7) To check leap year., 8) To find sum of first n natural numbers., 9) To find AM, GM, and HM for ungrouped data., 10) To find Mean deviation, Variance, Standard deviation for ungroupeddata., 11) To generate random numbers from discrete distributions., 12) To generate random numbers from continuous distributions., Unit-2: Quality Management:(18 hours), 2.1:Quality Tools: Meaning and dimensions of quality, quality philosophy,, Magnificenttools of quality: Histogram, Check sheet, Pareto diagram, cause and effect, diagram, scatter diagram, control chart, flow chart. Deming’s PDCA cycle., 2.2:Process Control: CUSUM chart, tabular form, use of these charts for monitoring, process mean. Moving average and exponentially weighted moving average charts., Introduction to six-sigma methodology, DMAIC cycle and case studies., 2.3:Product Control: Sampling Inspection plans for attribute: Concept, , of AQL,, , LTPD,Consumer’s risk, producer’s risk, AOQ, AOQL, OC, ASN and ATI. Description, of Single and double sampling plans with determination of above constants., Books Recommended:, , 13

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1. Crawley, M. J. (2006 ): Statistics - An introduction using R. John Wiley, London 32, 2. Purohit, S.G.; Gore, S.D. and Deshmukh, S.R. (2015): Statistics using R, second, edition. Narosa Publishing House, New Delhi., 3. Shahababa, B. (2011): Biostatistics with R, Springer, New York, 4. Verzani, J. (2005): Using R for Introductory Statistics, Chapman and Hall /CRC, Press, New York, 5. Montgomery D. C.: Introduction to quality Control, 6. Duncan A. J.:Quality Control and Industrial statistics, 7. GrantE. . L: Statistical Quality Control, , B. Sc. Part-III Semester VI, SUBJECT – STATISTICS - XIII, DSE-F13: Probability Theory and Applications, Theory: 36 hours. Marks-50 (Credit 02), Course Outcomes: The students will acquire, a) knowledge about order statistics and associated distributions, b) concept of convergence and Chebychev’sinequality and its uses, c) concept of law large numbers and central limit theorem and its uses., d) knowledge of terms involved in reliability theory as well as concepts and measures., Unit-1: Order Statistics and Convergence:, , (18 hours), , 1.1: Order Statistics: Order statistics for a random sample of size n from a continuous, distribution, Joint distribution, definition, derivation of distribution function and density, function of the ith order statistic, particular cases for i=1 and i= n, Derivation of joint p., d. f. of ith andjth order statistics , statement of distribution of the sample range,, Distribution of the sample median when n is odd. Examples and problems., 1.2: Convergence and Limit Theorem: Convergence -Definition of convergence of, sequence of random variables (a) in probability, (b) in distribution, (c) in quadratic, mean. If, , P, Xn  X, , P, , then g(X n )  g(X), , where g is continuous function without, , proof. Examples and problems., 1.3: Chebychev’s Inequality:Chebycheve’s inequality for discrete and continuous, distributions.Examples., , 14

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1.4: Weak Law of Large Numbers and Central Limit Theorem:Weak law of large, numbers (WLLN)- statement and proof for i. i. d. random variables with finite variance., 1.5 Central Limit Theorem: Statement and proof for i.i.d. random variables with finite, variance, proof based on m. g. f.., simple examples based on Bernoulli, binomial,, Poisson and chi-square distribution., Unit-2: Reliability Theory:, , (18 hours), , 2.1:Binary System: Block diagrams, definition of binary coherent structure and, illustrations. Coherent system of components at most three, (a) Series, (b) Parallel, (c) 2, out of 3: Minimal cut, minimal path representation of system., 2.2:Reliability of binary System:Reliability of systems h(p), when components are, independent and identically distributed with common probability p of operating., 2.3:Ageing Properties:Definitions of hazard rate, hazard function, survival function., Concept ofdistributions with increasing and decreasing failure rate (IFR, DFR)., Relationship betweensurvival function and hazard function, density function and hazard, rate. Derivations of results: (1) Hazard rate of a series system of components having, independent life times is summation of component hazard rates.(2) Life time of series, system of independent components with independent IFR life times is IFR,, 2.4: Examples on exponential distribution., Books Recommended :, 1. Barlow R. E. and Proschan Frank: Statistical Theory of Reliability and Life Testing. Holt, Rinebartand Winston Inc., New Yark., 2. Cramer H.: Mathematical Methods of Statistics, Asia Publishing House, Mumbai., 3. Lindgren B. W.: Statistical Theory (Third Edition), Collier Macmillan International, Edition, Macmillan Publishing Co. Inc. New York. .. . ., 4. Hogg, R. V. and Craig A. T. : Introduction to Mathematical Statistics (Third Edition),, Macmillan Publishing Company, Inc. 866, 34d Avenue, New York, 10022., 5. Sanjay Arora and BansiLal : New Mathematical Statistics (First Edition), Satya Prakashan,, 16/17698, New Market, New Delhi, 5 (1989)., 6. Gupta S. C and Kapoor V. K. : Fundamentals of Mathematical Statistics, Sultan Chand and, Sons, 88, Daryaganj, New Delhi 2., 7. Rohatgi V. K.: An Introduction to Probability Theory and Mathematical Statistics, Wiley, Eastern Ltd., New Delhi., 8. Hoel, Port and Stone: Introduction to Stochastic Processes, Houghton Mifflin., , 15

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9. Feller. W. : An Introduction of Probability Theory and its Applications. Wiley Eastern, Ltd.. Mumbai., 10. Bhat B. R.: Modern Probability Theory., 11 Ross S: Probability Theory., 12. Sinha S. K. : Reliability and Life Testing, Second Edition, Wiley Eastern Publishers, New, Delhi., 13.Trivedi R. S. : Probability and Statistics with Reliability and Computer Science, Application, Prentice – Hall of India Pvt. Ltd., New Delhi., 14. ParimalMukhopadhyaya: An Introduction to the Theory of Probability. World Scientific, Publishing., , B. Sc. Part-III Semester VI, SUBJECT – STATISTICS - XIV, DSE-F14: Statistical Inference-II, Theory: 36 hours. Marks-50 (Credit 02), Course Outcomes:The students will acquire, a) concept of interval estimation., b) knowledge of interval estimation of mean, variance and population proportion., c) knowledge of important aspect of test of hypothesis and associated concept., d) concept about parametric and non-parametric methods., e) Knowledge of some important parametric as well as non–parametric tests., Unit 1: Interval Estimation and Parametric Tests:, , (18 hours), , 1.1: Interval Estimation:, 1.1.1:Notion of interval estimation, Definition of confidence interval, length of, confidence interval, confidence bounds. Definition of pivotal quantity and its use in, obtaining confidence intervals and bounds., 1.1.2:Interval estimation for the following cases:, i) Mean μ of normal distribution (σ known and unknown), ii)Variance σ2 of normal distribution (μ known and unknown), iii)Difference between two means (μ1 – μ2), a., , For a sample from bi-variate normal population, , b., , For samples from two independent normal populations., , 16

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iv)Ratio of variances for samples from two independent normal populations., v)Mean of exponential distribution, vi)Population proportion and difference of two population proportions, vii)Population median (using order statistics and limiting distribution of median)., 1.2: Parametric tests:, 1.2.1:Statistical hypothesis, problems of testing of hypothesis, definitions and, illustrations of (i) simple hypothesis (ii) composite hypothesis, critical region, Type I, and Type II error, probabilities of type I and Type II errors. Power of a test, p-value,, size of a test, level of significance, problem of controlling probabilities of type I and, Type II errors., 1.2.2:Definition of Most Powerful (MP) test. Statement and proof (sufficient part) of, Neyman- Pearson (NP) lemma for simple null hypothesis against simple alternative, hypothesis for construction of MP test. Examples of construction of MP test of level α., 1.2.3:Power function of a test, power curve, definition of Uniformly Most Powerful, (UMP)level α test, Use of NP lemma for constructing UMP level α test for one-sided, alternative. Computation of powers for standard probability distributions., 1.2.4:Likelihood Ratio (LR) Test: Procedure of LR test, statement of its properties,, LR test involving mean and variance of normal population for two sided alternative, hypothesis only.(i.e. Ho: μ=μo v/s H1 : μ ≠ μ0 and Ho: σ2= 𝜎 v/s, Unit 2. SPRT and Non-parametric Tests:, , H1 : σ2 ≠ 𝜎, , ), , (18 hours), , 2.1: Sequential Test: General theory of sequential analysis and its comparison with, fixed sample procedure. Wald’s SPRT of strength (α, β) for simple null hypothesis, against simple alternative hypothesis. Illustrations for binomial, Poisson, exponential, and normal distributions, Graphical and tabular procedure for carring out the test., 2.2: Non-parametric tests: Notion of non-parametric statistical inference (test) and its, comparison with parametric statistical inference. Concept of distribution free statistic., Test procedure of:, i) Run test for randomness and run test for equality of distributions., ii) Sign test for one sample and two sample paired observations, iii)Wilcoxson’s signed rank test for one sample and two samples pairedobservations, iv)Mann-Whitney U-test (Two independent samples), v) Median test, vi) Kolmogorov Smirnov test for one and two independent samples., Books Recommended:, , 17

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1. Kale B. K. : A first course in Parametric Inference, 2. Rohatgi V. K.: Statistical Inference, 3. Rohatgi V. K. : An introduction to Probability Theory and Mathematical Statistics, 4. Saxena H. C. and Surendreran: Statistical Inference, 5. Lehmann E. L.: Theory of Point Estimation, 6. Dudewicz C. J. and Mishtra S. N. : Modern Mathematical Statistcs, 7. Cassela G. and Berger R. L. Statistical Inference, 8. Gibbons J. D.: Non-parametric Statistical Inference, 9. Doniel : Applied Non-parametric Statistics, 10. Siegel S.: Non-parametric Methods for the behavioral sciences., 11. Kunte S, Purohit S. G and Wanjale S.K: Lecture notes on Non-parametric Tests., 12. Dixit P. G. Patil S.M. Prayag V. R. and Sunbandh N. J.: Inference: Theory of Estimation., 13. Bhuyan K. C.: Probability Distribution Theory and Statistical Inference, 14. A. Santhakumaran: Fundamentals of Testing of Statistical Hypothesis, 15. Manojkumar Srivastava, Namita Srivastava: Statistical Inference, , B. Sc. Part-III Semester V, SUBJECT – STATISTICS - IX, DSE-F15: Sampling Theory, Theory: 36 hours. Marks-50 (Credit 02), Course Outcomes: The students shall get, a) basic knowledge of complete enumeration and sample, sampling frame sampling, distribution, sampling and non-sampling errors, principle steps in sample surveys,, sample size determination, limitations of sampling etc., b) concept of various sampling methods such as simple random sampling, stratified, random sampling, systematic sampling and cluster sampling., c) an idea of conducting sample surveys and selecting appropriate sampling, techniques., d) knowledge of comparing various sampling techniques., e) knowledge of ratio and regression estimators., Unit- 1: Simple and Stratified Random Sampling:, 1.1: Simple Random Sampling:, , 18, , (18 hours)

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i) Revision of Simple random sampling, Procedure of drawing SRSWOR and, SRSWR using (a) random number table (b) software., ii) Sample mean (𝑦) as an estimator of population mean, derivation of its expectation,, standard error and estimator of standard error under SRSWOR and SRSWR, iii)N𝑦 as an estimator of population total, derivation of its expectation, standard error, and estimator of standard error under SRSWOR and SRSWR, iv) Sampling of dichotomous attributes. Estimation of population proportion, Sample, proportion (p) as an estimator of population proportion (P), derivation of its, expectation, standard error using (SRSWOR). Np as an estimator of total number of, units in the population possessing the attribute of interest, derivation of its, expectation, standard error and estimator of standard error., 1.2: Determination of the sample size:, Determination of the sample size (n) under SRSWOR for variables and attributes, given, i) Margin of error and confidence coefficient., ii)Coefficient of variation of the estimator and confidence coefficient., 1.3: Stratified Sampling:, i)Real life situations where stratification is appropriate., ii)Procedure of drawing stratified sample using (a) random number table (b), softwaregiven the sampling frame., iii)Description of stratified sampling method where sample is drawn from, individualstratum using SRSWOR method., (a) 𝑦st as an estimator of population mean 𝑌 , derivation of its expectation, standard, error and estimator of standard error., (b) N𝑦 as an estimator of population total, derivation of its expectation, standard error, and estimator of standard error., iv)Problem of allocation: Proportional allocation, Neyman’s allocation and, optimumallocation, derivation of the expressions for the standard errors of the above, estimators when these allocations are used., v)Comparison amongst SRSWOR, stratification with proportional allocation and, stratification with optimum allocation. Gain in precision due to stratification., , 19

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vi)Cost and variance analysis in stratified random sampling, minimization of variance, for fixed cost, minimization of cost for fixed variance, optimum allocation as a, particular case of optimization in cost and variance analysis., Unit2: Other Sampling Methods:, , (18 hours), , 2.1: Systematic Sampling:, i)Real life situations where systematic sampling is appropriate. Techniques of drawing a, sample using systematic sampling (when the population size is multiple of sample size)., ii) Estimation of the population mean and population total, standard error of these, estimators., iii) Comparison of systematic sampling with SRSWOR., iv)Comparison of systematic sampling with SRSWOR and stratified sampling in the, presence of linear trend., v)Idea of Circular Systematic Sampling., 2.2: Cluster Sampling:, i) Real life situations where cluster sampling is appropriate. Techniques of drawing, asample using cluster sampling., ii)Estimation of the population mean and population total (with equal size clusters),, standard error of these estimators., iii)Systematic sampling as a particular case of cluster sampling., 2.3:Two-stage and Multi-stage sampling:Idea of two stage and multistage sampling, 2.4: Ratio Method:, i)Concept and rationale of auxiliary variable and its use in estimation, ii)Situations where Ratio method is appropriate., iii)Ratio estimators of the population mean and population total and their standard, errors (without derivations), estimators of these standard errors., iv) Relative efficiency of ratio estimators with that of SRSWOR., 2.5: Regression Method:, i) Situations where Regression method is appropriate., ii)Regression estimators of the population mean and population total and their standard, errors (without derivations), estimators of these standard errors., iii)Comments regarding bias in estimation., iv)Relative efficiency of regression estimators with that ofa) SRSWOR, estimator., , 20, , b) Ratio

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2.6: Case Study: Study of surveys illustrating the above ideas. Rounds conducted by, NSSO., Books Recommended:, 1. Cochran, W.G: Sampling Techniques, Wiley Eastern Ltd., New Delhi., 2. Sukhatme, P.V. and Sukhatme, B.V. : Sampling Theory of Surveys with Applications,, IndianSociety of Agricultural Statistics, New Delhi., 3. Des Raj : Sampling Theory., 4. Daroga Singh and Choudhary F.S.; Theory and Analysis of Sample Survey Designs, Wiley, EasternLtd., New Delhi., 5. Murthy, M.N: Sampling Methods, Indian Statistical Institute, Kolkata., 6. ParimalMukhopadhyay (2008):Sampling theory and methods of survey sampling, Prentice, Hall of India., , B. Sc. Part-III Semester V, SUBJECT – STATISTICS - XVI, DSE-F16: Operations Research, Theory: 36 hours. Marks-50 (Credit 02), Course Outcomes: The students will acquire, a) Concept of Linear programming problem., b) Knowledge of solving LPP by graphical and Simplex method., c) Knowledge of Transportation, Assignment and Sequencing problems., d) Concept of queuing theory., e) Knowledge of simulation technique and Monte Carlo technique of simulation., Unit-1:, , (18 hours), , 1.1: Linear programming: Basic concepts, Statement of the Linear Programming, Problem (LPP), formulation of problem as L.P. problem. Definition of (i) a slack, variable, (ii) a surplus variable, L.P. problem in (i) canonical form, (ii) standard form., Definition of (i) a solution, (ii) a feasible solution, (iii) basic variable and non-basic, variable, (iv) a basic feasible solution, (v) a degenerate and a non-generate solution,, (vi) an optimal solution, Solution of L.P.P.: i. Graphical Method: Solution space,, obtaining an optimal solution, unique and non- unique optimal solutions, ii. Simplex, Method: (a) Initial basic feasible solution (IBFS) is readily available: obtaining an, , 21

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IBFS, criteria for deciding whether obtained solution is optimal, criteria for unbounded, solution, more than one optimal solutions (b) IBFS not readily available: introduction of, artificial variable, Big-M method, modified objective function, modifications and, applications of simplex method to L.P.P., criterion for no solution, Duality Theory:, Writing dual of a primal problem, solution of L.P.P. with artificial variable, Examples, and problems., 1.2: Transportation, Assignment and Sequencing Problems:, Transportation problem(T.P.): statement, balanced and unbalance T. P., Methods of, obtaining initial basic feasible solution of T.P. (a) North West corner rule (b)Method of, matrix minima (least cost method), (c) Vogel's approximation(VAM)., MODI method, of obtaining Optimal solution of T. P, uniqueness and non- uniqueness of optimal, solutions, degenerate solution, examples and problems., Assignment Problem: Statement, balanced and, , unbalanced, , assignment problem,, , relationwith T.P, optimal solution of an assignment problem using Hungarian method,, examples and problems., Sequencing Problem:Introduction, Statement of problem, Procedure of processing n, jobs on two machines, Procedure of processing n jobs on three machines and m, machines. Computations of elapsed time and idle times, examples and problems., Unit-2:, , (18 hours), , 2.1: Queuing Theory: Introduction, essential features of queuing system, input source,, queue configuration, queue discipline, service mechanism, Operating characteristics of, queuing system, transient- state and steady state, queue length, general relationship, among system characteristics., Probability distribution in queuing system: Distribution of arrival, distribution of, inter arrival time, distribution of departure and distribution of service time (Derivations, are not expected), Types of queuing models, Solution of queuing Model: M/M/1, using, FCFS queue discipline. Examplesandproblems., 2.2: Simulation Techniques: Meaning of simulation, Monte Carlo simulation,, advantages and disadvantages of simulation, definition and properties of random, numbers, generation of pseudo random numbers, Techniques of generating random, numbers from uniform distribution, Tests for randomness and uniformity distribution,, random variate generation using inverse cdf method, random variate generation from, Bernoulli, Binomial, Poisson, Geometric, Exponential and normal distributions., Book Recommended:, , 22

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1. Gass E.: Linear Programming Method and Applications, Narosa Publishing House, New, Delhi., 2. Shrinath L. S.: Linear Programming., 3. Taha H. A.: Operation research – An Introduction, Fifth Edition, Prentice Hall of India,, New Delhi., 4. Saceini, Yaspan, Friedman: Operations Research Method and Problems, Wiley, International Edition., 5. Shrinath, L. S.: Linear Programming, Affiliated East-West Press Pvt. Ltd., New Delhi., 6. Phillips, D. T., Ravindra, A., Solberg, J.: Operations Research Principles and Practice,, John Wiley and Sons Inc., 7. Sharma, J. K.: Mathematical Models in Operations Research, Tau McGraw Hill Publishing, Company Ltd., New Delhi., 8. Kapoor, V. K.; Operations Research, Sultan Chand and Sons, New Delhi., 9. Gupta, P. K. and Hira, D. S.: Operations Research, S. Chand and Company Ltd., New, Delhi., 10. Luc Devroye: Non-Uniform Random Variate Generation, Springer – Verlag, New York., 11. Gentle, J. E.: Random Number Generation and Monte Carlo Methods, Springer- Verlag., 12. Robert, C. P. and Casella, G.: Monte Carlo Statistical methods, Springer-Verlag., 13. Rubinstien, R. Y.: Simulation and Monte Carlo Method, John Wiley, New York., B.Sc. III (Statistics), Practical IV, Probability Distributions, 1. Model sampling from Laplace and Cauchy distributions., 2.Model sampling from log-normal and Weibull distributions., 3. Model sampling from logistic distribution., 4. Model sampling from Pareto distribution., 5. Model sampling from truncated binomial and Poisson distributions., 6. Model sampling from truncated normal and exponential distributions., 7.Model sampling from bivariate normal distribution., 8. Fitting of log-normal distribution., 9. Fitting of Weibull distribution., 10. Fitting of logistic distribution., 11. Fitting of Pareto distribution., , 23

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12. Fitting of truncated binomial distribution., 13.Fitting of truncated Poisson distribution., 14. Applications of multinomial distribution., 15. Applications of bivariate normal distribution., Practical-V, Statistical Inference, 1.Point estimation by Method of Moment for Discrete Distributions., 2.Point estimation by Method of Moment for Continuous Distributions., 3.Point estimation by Method of Maximum Likelihood (for one parameters)., 4.Point estimation by Method of Maximum Likelihood (for two parameters)., 5.Interval estimation of location and scale parameters of normal distribution(Single, Sample)., 6.Interval estimation of difference of location and ratio of scale parameters of normal, distributions(Two sample)., 7.Interval estimation for population proportion and difference between two, population proportions., 8.Interval estimation for population median (using order statistics and limiting, distribution of median)., 9.Construction of MP test., 10.Construction of UMP test., 11.Construction, , of, , SPRT, , for, , Binomial,, , Poisson, , distributions,, , graphical, , representation of procedure., 12. Construction of SPRT for exponential and normal distributions, graphical, representation of procedure., 13. Non-Parametric Tests-I : Run test, Sign test and Wilcoxon signed Rank test, 14. Non-Parametric Test-II : Mann-Whitney U-test for two independent samples and, Median Test for two large independent samples, 15. Non-Parametric Tests-III: Kolmogorov-Smirnov test for one and two independent, samples., Practical VI, Design of Experiments and Sampling Methods, 1., , Analysis of CRD and RBD, Efficiency of RBD over CRD., , 2., , Analysis of LSD and efficiency of LSD over CRD and RBD., , 3., , Missing plot technique for RBD and LSD with single missing observations., , 24

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4., , Analysis of Variance for non-normal data. (CRD, RBD, LSD), , 5., , Kruskal-Walli’s test for non-normal data(CRD,RBD,LSD), , 6., , Analysis of 22 and 23 factorial experiment., , 7., , Partial and total confounding, , 8., , Simple Random Sampling for (i) Variables (ii) Attributes., , 9., , Determination of sample size in SRS for (i) Variables (ii)Attributes., , 10. Stratified Random Sampling-I, 11. Stratified Random Sampling-II, 12. Ratio method of estimation, 13. Regression method of estimation, 14. Systematic Sampling, 15. Cluster Sampling., Practical VII, R- Programming,Quality Management andOperations Research, R- Programming:, , 1. Data input/output - Creation of vector using commands: c , rep , seq, scan, - Creation of data frame using commands: data frame, edit, - Arithmetic operation on vectors., 2. Diagrammatic and Graphical representation of data- Simple bar diagram,, subdivided bar diagram, pie diagram, histogram, frequency polygon, ogive curves., 3. R- Programming (Measures of Central Tendency and Dispersion), 4. Simulation-I using R (Bernoulli, Binomial, Poisson and Geometric distribution.)., 5. Simulation-II using R (Exponential and Normal distribution)., Quality Management:, 6. EWMAChart., 7. CUSUM chart., 8. Six sigma limits for mean., 9. Single sampling plan., 10. Double sampling plan., Operations Research:, 11. Solution of LPP by Simplex Method, 12. Solution of LLP by Big–M method., , 25

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13. Transformation problem., 14. Assignment problem., 15. Sequencing Problem., , 26