In testing the difference between two population proportions under independent sampling,when do you pool the sample proportions and use the formula ?
A)When the population proportions are assumed equal.
B)When the difference in the population proportions is hypothesized to be zero.
C)When the difference in the population proportions is hypothesized to be different than zero.
D)All of the above.

Question

In testing the difference between two population proportions under independent sampling,when do you pool the sample proportions and use the formula  ?
A)When the population proportions are assumed equal. 
B)When the difference in the population proportions is hypothesized to be zero. 
C)When the difference in the population proportions is hypothesized to be different than zero. 
D)All of the above.

Quizplus · Accepted Answer

The Answer of In testing the difference between two population proportions under independent sampling,when do you pool the sample proportions and use the formula  ?
A)When the population proportions are assumed equal. 
B)When the difference in the population proportions is hypothesized to be zero. 
C)When the difference in the population proportions is hypothesized to be different than zero. 
D)All of the above.

In Testing the Difference Between Two Population Proportions Under Independent