Question: Consider the following hypothesis test: H 0 : u 25 H : u > 25 a Sample of 40 provided a sample mean

Consider the following hypothesis test:

H0: u ≤ 25

Hα: u > 25

a Sample of 40 provided a sample mean of 26.4. The population standard deviation is 6.

a. Compute the value of the test statistic.

b. What is the p-value?

c. At a = .01, what is your conclusion?

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

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