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Construct the indicated confidence interval for the difference between population proportions Assume that the samples are independent and that they have been randomly selected.

x1 = 39, n1 = 61 and x2 = 49, n2 = 81; Construct a 95% confidence interval for the difference between population proportions p1 - p2.

0.478 < p1 - p2 < 0.801

-0.126 < p1 - p2 < 0.195

0.448 < p1 - p2 < 0.830

-0.157 < p1 - p2 < 0.830

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91117721

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