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Consider the following data: n1 = 400, n2 = 550, p1 = 0.52, p2 = 0.65. Which of the following represents the 90% confidence interval

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Consider the following data: n1 = 400, n2 = 550, p1 = 0.52, p2 = 0.65. Which of the following represents the 90% confidence interval for p1 - p2? 0.52 - 0.65 + 1.96 (0.52) (0.35) 0.65) (0.48) 550 400 0.52 - 0.65 + 1.961 (0.52) (0.48 (0.65) (0.35) 400 550 0.52 - 0.65 + 1.6451 (0.52) (0.48) (0.65) (0.35) + 400 550 0.52 - 0.65 + 2.5761 (0.52) (0.48 (0.65) (0.35 400 550

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