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A university report claims that fewer than 56% of undergraduates utilize an online tutoring service. To test this claim, a random sample of 240 undergrads
A university report claims that fewer than 56% of undergraduates utilize an online tutoring service. To test this claim, a random sample of 240 undergrads was selected. In this sample 57.5% utilized an online tutoring service. Is there sufficient evidence to conclude that the document's claim is false? Carry out a hypothesis test at a 0.01 significance level. a) The value of the standardized test statistic: note: for the next part the answer should be in the form (infinity,a)U(b, infinity) b) The rejection region for the standardized test statistic:_ c) The pvalue is: _______ d) your decision for the hypothesis test: a, reject H1 b. reject HO c. do not reject HO d. do not reject H1
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