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

question 51

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 $\hat { p } _ { 1 } - \hat { p } _ { 2 }$ 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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