From the sample statistics, find the value of p-bar used to test the hypothesis that the population proportions are equal. n1 = 216 n2 = 186 x1 = 76 x2 = 99 0.305 0.392 0.435 0.218
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The sample proportions are given by the number of successes (X) divided by the sample size (n). So, for the first sample, the proportion is X1/n1 = 76/216, and for the second sample, the proportion is X2/n2 = 99/186. Show more…
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