When the Necessary Conditions Are Met, a Two-Tail Test Is $p _ { 1 } - p _ { 2 }$

question 37

Multiple Choice

When the necessary conditions are met, a two-tail test is being conducted to test the difference between two population proportions. The two sample proportions are p₁ = 0.25 and p₂ = 0.20 and the standard error of the sampling distribution of $p _ { 1 } - p _ { 2 }$ is 0.04. The calculated value of the test statistic will be:

• A) z = 0.25.
• B) z = 1.25.
• C) t = 0.25.
• D) t = 0.80.

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