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Assume that the samples are independent and that they have been randomly selected. x 1 =22, n 1 =38 and x 2 =31, n 2

Assume that the samples are independent and that they have been randomly selected. x1=22, n1=38 and x2=31, n2=52; Find the test statistic for the difference between population proportion p1 -p2. Round 4 decimals.

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