Question: Construct a confidence interval for P, - P2 at the given level of confidence. X1 = 399, n, = 509, X2 = 432, n2 =

Construct a confidence interval for P, - P2 at the given level of confidence. X1 = 399, n, = 509, X2 = 432, n2 = 597, 90% confidence The researchers are 90 % confident the difference between the two population proportions, P, - P2, is between and (Use ascending order. Type an integer or decimal rounded to three decimal places as needed.)

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