For Testing the Difference Between Two Population Proportions, the Pooled

Multiple Choice

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
E) populations are normally distributed and sample sizes are small