In a Test for Equality of Two Proportions, the Sample

question 99

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 α to answer.

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