Question: MacBook / Problem 2: [25 points = 15 + 10] Read Section 10.2 from the textbook and pay attention to Problem 10.24. Clyde also works

 MacBook / Problem 2: [25 points = 15 + 10] Read

MacBook / Problem 2: [25 points = 15 + 10] Read Section 10.2 from the textbook and pay attention to Problem 10.24. Clyde also works as insurance analyst. He works with the same data collected by Bonnie for two indepen dent groups of car policies, each having n1 = n2 = n = 16 observations. He assumed individual records were independent normally distributed, with common unknown population variance for groups I and II. Targeted parameter was (M1 - M2), or difference between two population means. Sample summaries were found as follows: . Means (X)1 = 105 and (X)2 = 111 . Sample Variances ($1)2 = 10 and ($2)2 = 90 1. At significance level a = 0.01, do you have enough evidence that #1

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