Multiple Choice
A sample of size 125 selected from one population has 55 successes, and a sample of size 140 selected from a second population has 70 successes. The test statistic for testing the equality of the population proportions is equal to:
A) -0.060.
B) -0.977.
C) -0.940.
D) -0.472.
Correct Answer:
Verified
Correct Answer:
Verified
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