Question: 23. Consider the following hypothesis test: H0: Ha: m # 12 m . 12 A sample of 25 provided a sample mean x = 14

23. Consider the following hypothesis test:

H0:

Ha:

m # 12 m . 12 A sample of 25 provided a sample mean x = 14 and a sample standard deviation s = 4.32.

a. Compute the value of the test statistic.

b. Use the t distribution table (Table 2 in Appendix B) to compute a range for the p-value.

c. At a = .05, what is your conclusion?

d. What is the rejection rule using the critical value? What is your conclusion?

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