For testing the difference between two population proportions, the pooled proportion estimate should be used to compute the value of the test statistic when the:
A)populations are normally distributed.
B)sample sizes are small.
C)samples are independently drawn from the populations.
D)null hypothesis states that the two population proportions are equal.

Question

Quizplus · Accepted Answer

The pooled proportion estimate should be used when testing the difference between two population proportions only when the null hypothesis states that the two population proportions are equal. It is not dependent on the distribution of populations or the sample sizes.

For Testing the Difference Between Two Population Proportions, the Pooled