a. State H0 and Ha for this test.

b. Locate the values of x and s on the printout, and then use these values to compute the test statistic. Verify that your calculation is correct by comparing it with the test statistic value shown on the printout.

c. Locate the observed significance level (p-value) on the printout.

d. Give the appropriate conclusion if you test using a = .05.

e. What assumption about the data must hold in order for the inference derived from the test to be valid? pplying the Concepts—Intermediate