In a test for equality of two proportions, the sample proportions were p₁ = 12/50 and p₂ = 18/50. The test statistic is approximately: A)-1.44. B)-1.31. C)-1.67. D)Must know α to answer.

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The Answer of In a test for equality of two proportions, the sample proportions were p₁ = 12/50 and p₂ = 18/50. The test statistic is approximately: A)-1.44. B)-1.31. C)-1.67. D)Must know α to answer.

In a Test for Equality of Two Proportions, the Sample