Question: Use the following data to construct a 99% confidence interval to estimate p1 - p2. Sample 1 ... Sample 2 n1 = 409 ... n2

Use the following data to construct a 99% confidence interval to estimate p1 - p2.

Sample 1 ... Sample 2
n1 = 409 ... n2 = 378
p̂1 = .71 ... p̂2 = .67

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