The following MINITAB output presents the results of a hypothesis test for a population mean μ.

a. Is this a one-tailed or two-tailed test?

b. What is the null hypothesis?

c. What is the P-value?

d. Use the output and an appropriate table to compute the P-value for the test of H0: µ ≥ 73.6 versus H0.µ<73.6.

e. Use the output and an appropriate table to compute a 99% confidence interval for µ.

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