A diligent auditor studied records of 16 randomly chosen

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Reference no: EM13623262

Guidelines for the Jolly Blue Giant Health Insurance Company say that the average hospitalization for a triple hernia operation should not exceed 30 hours. A diligent auditor studied records of 16 randomly chosen triple hernia operations at Hackmore Hospital and found a mean hospital stay of 40 hours with a standard deviation of 20 hours. "Aha!" she cried, "The average stay exceeds the guideline." The p-value for a right-tail test of her hypothesis is

A. Between .05 and .10

B. Between .025 and .05

C. Between .01 and .025

D. Less than .01

Reference no: EM13623262

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