Week 4 DQ 1\tState the criteria for choosing a t-test and a z-test. Then give an example of a problem in which you would use z-test to evaluate the data. Next, take the same example and modify it so that a t-test would be preferable. Explain why.\t\u00a0\t\u00a0\tWeek 4 DQ 2\tIn general terms:\t\u00b7 What is a null hypothesis?\t\u00b7 What is an alternative hypothesis?\tUnder American criminal jurisprudence, the accused is presumed innocent until proven guilty beyond the “shadow of a doubt.”\ufffd\t\u00b7 What is the null hypothesis?\t\u00b7 What is the alternative hypothesis?\t\u00b7 Explain how the Type I and Type II errors apply to the court system.\t\u00b7 In court, what is the equivalent of the test statistic upon which the decision is based?\t\u00b7 In statistical terms, how would you define “shadow of a doubt?”\ufffd\t\u00b7 In statistics, why should the decision always be stated in terms of the null hypothesis? (That is: reject the null hypothesis or fail to reject the null hypothesis.)<\/p>\n","protected":false},"excerpt":{"rendered":"
Week 4 DQ 1 State the criteria for choosing a t-test and a z-test. Then give an example of a problem in which you would use z-test to evaluate the data. Next, take the same example and modify it so Read More …<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-229621","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"https:\/\/www.benedictsol.com\/blogs\/wp-json\/wp\/v2\/posts\/229621","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.benedictsol.com\/blogs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.benedictsol.com\/blogs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.benedictsol.com\/blogs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.benedictsol.com\/blogs\/wp-json\/wp\/v2\/comments?post=229621"}],"version-history":[{"count":0,"href":"https:\/\/www.benedictsol.com\/blogs\/wp-json\/wp\/v2\/posts\/229621\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.benedictsol.com\/blogs\/wp-json\/wp\/v2\/media?parent=229621"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.benedictsol.com\/blogs\/wp-json\/wp\/v2\/categories?post=229621"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.benedictsol.com\/blogs\/wp-json\/wp\/v2\/tags?post=229621"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}