There is a claim that the lengths of mens hands have a standard deviation less than 200
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There is a claim that the lengths of men’s hands have a standard deviation less than 200 mm. You plan to test that claim with a 0.01 significance level by constructing a confidence interval. What level of confidence should be used for the confidence interval? Will the conclusion based on the confidence interval be the same as the conclusion based on a hypothesis test that uses the traditional method or the P-value method?
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