{"id":98612,"date":"2022-02-16T20:11:06","date_gmt":"2022-02-16T20:11:06","guid":{"rendered":"https:\/\/academicwritersbay.com\/answers\/a-company-that-makes-cola-drinks-states-that-the-mean-caffeine-per\/"},"modified":"2022-02-16T20:11:06","modified_gmt":"2022-02-16T20:11:06","slug":"a-company-that-makes-cola-drinks-states-that-the-mean-caffeine-per","status":"publish","type":"post","link":"https:\/\/academicwritersbay.com\/answers\/a-company-that-makes-cola-drinks-states-that-the-mean-caffeine-per\/","title":{"rendered":"A company that makes cola drinks states that the mean caffeine per"},"content":{"rendered":"<p>A company that makes cola drinks states that the mean caffeine per 12-ounce bottle of cola is 35 milligrams. You want to test this claim. During your tests, you find that a random sample of thirty 12-ounce bottles of cola has a mean caffeine content of 32.8 milligrams with a standard deviation of 7.9 milligrams. At a=0.05, can you reject the company\u2019s claim?<br \/>\na) Identify H0 and Ha<br \/>\nb) Find the critical value(s) (round to two decimal places as needed.<br \/>\nA. The critical value is<br \/>\nB. The critical values are \u00b11.96<br \/>\nc) Find the standardized test statistic. Z= (round to two decimal places as needed)<br \/>\nd) Decide whether to reject or fail to reject the null hypothesis.<br \/>\nA. since z is the rejection region, fail to reject the null hypothesis.<br \/>\nB. since z is not in the rejection region, fail to reject the null hypothesis.<br \/>\nC.since z is in the rejection region, reject the null hypothesis.<br \/>\nD.since z is not in the rejection region, reject the null hypothesis.<br \/>\ne)At the 5% significance level, there (is or) enough evidence to (support or) the companys claim that the mean caffeine content per 12-ounce bottle of cola (is different from, , is greater than, is less than)  milligrams.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A company that makes cola drinks states that the mean caffeine per 12-ounce bottle of cola is 35 milligrams. You want to test this claim.&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-98612","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"https:\/\/academicwritersbay.com\/answers\/wp-json\/wp\/v2\/posts\/98612","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/academicwritersbay.com\/answers\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/academicwritersbay.com\/answers\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/academicwritersbay.com\/answers\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/academicwritersbay.com\/answers\/wp-json\/wp\/v2\/comments?post=98612"}],"version-history":[{"count":0,"href":"https:\/\/academicwritersbay.com\/answers\/wp-json\/wp\/v2\/posts\/98612\/revisions"}],"wp:attachment":[{"href":"https:\/\/academicwritersbay.com\/answers\/wp-json\/wp\/v2\/media?parent=98612"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/academicwritersbay.com\/answers\/wp-json\/wp\/v2\/categories?post=98612"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/academicwritersbay.com\/answers\/wp-json\/wp\/v2\/tags?post=98612"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}