Consider the following hypothesis test. H0: 12 = 22 Ha: 12 22 (a) What is your conclusion if n1 = 21, s12 = 2.2, n2 = 26, and s22 = 1.0? Use = 0.05 and the p-value approach. Find the value of the test statistic. 43.773 Incorrect: Your answer is incorrect. Find the p-value. (Round your answer to four decimal places.) p-value = .0011 Incorrect: Your answer is incorrect. (b) Repeat the test using the critical value approach. Find the value of the test statistic. 3.295 Incorrect: Your answer is incorrect. State the critical values for the rejection rule. (Round your answers to two decimal places. If you are only using one tail, enter NONE for the unused tail.) test statistic -2.018 Incorrect: Your answer is incorrect. test statistic 2.018 Incorrect: Your answer is incorrect.

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