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3. Assertion (A) In case of exclusive class, interval 10-20, 20-30; 20 is considered., , Reason (R) The exclusive class interval, is the type where upper limit of any, class interval coincides with the lower, limit of the next class., , 4. Assertion (A) Bar graph can be used, to represent unclassified frequency, distributions., , Reason (R) Frequency of a value of a, variable in any bar graph is represented, by a bar (rectangle) whose length, (height) is equal (proportional) to the, , Class 9th frequency., , Statistics, , Assertion-Reasoning MCOQs, , Directions (Q.Nos. 21-24) Each of these, questions contains two statements : Assertion (A), and Reason (R). Each of these questions also has, four alternative choices, any one of which is the, correct answer. You have to select one of the, codes (a), (b), (c) and (d) given below., (a) Ais true, Ris true; Ris a correct explanation, for A., {b) Ais true, Ris true; R is not a correct, explanation for A., {c) Ais true; Ris False., (d) Ais false; Ris true., , 1. Assertion (A) The difference between, the maximum and minimum values of, variable is called its range., , Reason (R) The number of times a, Variate (observation) occurs in a given, data is called range., , 2 Assertion (A) The range of the first 6, nultiples of 6 is 9., Reason (R) Range = Maximum value, — Minimum value