Question: Level 95%: x1 = 42, n1 = 80, x2 = 18, n2 = 60 In Exercises 712, construct the confidence interval for the difference p1

Level 95%: x1 = 42, n1 = 80, x2 = 18, n2 = 60 In Exercises 7–12, construct the confidence interval for the difference p1 − p2 for the given level and values of x1, n1, x2, and n2.

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