What are the appropriate null and alternative hypotheses to

The data for a random sample of eight paired observations are shown in the table below:

a. What are the appropriate null and alternative hypotheses to test whether the mean for population 2 is larger that that for population 1.

b. Conduct the test identified in part a using a = 0.05

c. Find a 95% confidence interval for u_d. Interpret this result.

d. What assumptions are necessary to ensure the validity of this analysis?

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