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Question 25 2. Consider the following hypothesis test: Ho: u = 15 Ha: H > 15 A sample of 40 provides a sample mean of

Question 25

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2. Consider the following hypothesis test: Ho: u = 15 Ha: H > 15 A sample of 40 provides a sample mean of 16.5 and sample standard deviation of 7 a. Using a = .02, what is the critical value for z? What is the rejection rule? b. Compute the value of the test statistic z. c. What is the p-value? d. What is your conclusion

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