In a hypothesis test with hypotheses H0:??45and H1:?>45, a random sample of 62 elements selected from the population produced a mean of 46.0. Assume that ?=6.4, and that the test is to be made at the 2.5% significance level.What is the critical value of z?What is the value of the test statistic, z, rounded to three decimal places?What is the p-value for this hypothesis test, rounded to four decimal places?
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