{"id":7095,"date":"2022-05-03T08:55:06","date_gmt":"2022-05-03T08:55:06","guid":{"rendered":"http:https:\/\/www.teachmint.com\/glossary\/?p=7095"},"modified":"2022-11-17T07:07:58","modified_gmt":"2022-11-17T07:07:58","slug":"null-hypothesis","status":"publish","type":"post","link":"https:\/\/www.teachmint.com\/glossary\/n\/null-hypothesis\/","title":{"rendered":"Null Hypothesis"},"content":{"rendered":"\n<p>In the field of inferential statistics, the null hypothesis, denoted by H<sub>0<\/sub>, is that two possibilities are the same. It is that the observed difference is because of chance alone. By the use of statistical tests, it is possible to calculate the likelihood that the null hypothesis is true.<\/p>\n\n\n\n<p>This, along with the alternative hypothesis, are the two types of conjectures used in statistical tests. They are formal methods of reaching conclusions or making decisions based on data. The hypotheses are conjectures regarding a <a href=\"http:https:\/\/www.teachmint.com\/glossary\/b\/bsc-statistics\/\">statistical model<\/a> of the population, based on a sample of the population. These tests are core elements of statistical inference, used heavily in scientific experimental data interpretation for the separation of scientific claims from statistical noise.<\/p>\n\n\n\n<p>The definition of the above hypothesis is thus &#8211; The statement that is being tested in a test of statistical significance is referred to as the null hypothesis. The test of significance is designed to <a href=\"https:\/\/blog.teachmint.com\/swot-analysis-in-teaching\/\">assess the evidence\u2019s strength<\/a> against the null hypothesis. Generally, it is a statement of &#8216;no effect&#8217; or &#8216;no difference&#8217;. It is symbolized as H<sub>0<\/sub>. The statement being tested against the null hypothesis is known as the alternative hypothesis. Symbols include H<sub>1<\/sub> and H<sub>a<\/sub>.\u00a0<\/p>\n\n\n\n<p>It is a default hypothesis that the measured quantity is zero or null. Generally, it is the difference between two situations. For example, trying to determine if there is proof that an effect has occurred or samples derive from different batches. It states that a quantity of interest is larger than or equal to zero or smaller or equal to zero. If either requirement can be positively overturned, it can be excluded from the realm of possibilities.<\/p>\n\n\n\n<p>Teachmint has one of the largest learning resource libraries covering all K-12 subjects and also has a lot of resources for college as well. Click <a href=\"https:\/\/search.teachmint.com\/\">here<\/a> to access it right away!<\/p>\n\n\n\n<p>Teachmint is a one-stop destination for educators all around the globe. With the help of our offerings like\u00a0<a href=\"https:\/\/www.teachmint.com\/\">lms portal<\/a>, teachers can provide an unmatched learning experience to their students. To know more about features like\u00a0<a href=\"https:\/\/www.teachmint.com\/features\/website-builder\">website builder<\/a>, visit our website.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the field of inferential statistics, the null hypothesis, denoted by H0, is that two possibilities are the same. It is that the observed difference is because of chance alone. By the use of statistical tests, it is possible to calculate the likelihood that the null hypothesis is true. This, along with the alternative hypothesis,&hellip;&nbsp;<a href=\"https:\/\/www.teachmint.com\/glossary\/n\/null-hypothesis\/\" class=\"\" rel=\"bookmark\">Read More &raquo;<span class=\"screen-reader-text\">Null Hypothesis<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","_themeisle_gutenberg_block_has_review":false,"_ti_tpc_template_sync":false,"_ti_tpc_template_id":"","footnotes":""},"categories":[16],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Null Hypothesis - Teachmint Meaning and Definition<\/title>\n<meta name=\"description\" content=\"In the field of inferential statistics, the null hypothesis, denoted by H0, is that two possibilities are the same. 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