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In a Test for Equality of Two Proportions,the Sample Proportions

Question 34

Multiple Choice

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  to answer.

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