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A sample of 35 paired observations generates the following results

A sample of 35 paired observations generates the following results: = 1.2 and sD = 3.8.

a. Specify the appropriate hypotheses to test if the mean difference is greater than zero.

b. Compute the value of the test statistic and approximate the p-value.

c. At the 5% significance level, can you conclude that the mean difference is greater than zero? Explain.

d. Repeat the hypothesis test using the critical value approach.

a. Specify the appropriate hypotheses to test if the mean difference is greater than zero.

b. Compute the value of the test statistic and approximate the p-value.

c. At the 5% significance level, can you conclude that the mean difference is greater than zero? Explain.

d. Repeat the hypothesis test using the critical value approach.

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