Refer to Exercise 10.21. Find a 99% confidence interval for Reference: Independent ra...

Refer to Exercise 10.21. Find a 99% confidence interval for

Reference:

Independent random samples of = 13 observations were selected from two normal populations with equal variances:

a. Suppose you wish to detect a difference between the population means. State the null and alternative hypotheses for the test.

b. Find the rejection region for the test in part a for α = .01.

c. Find the value of the test statistic.

d. Find the approximate p-value for the test.

e. Conduct the test and state your conclusions.