5. Sampling Distributions

Sampling Distributions For Differences In Sample Proportions — Quiz

Test your understanding of sampling distributions for differences in sample proportions with 5 practice questions.

Practice Questions

Question 1

What does the sampling distribution of $\hat{p}_1-\hat{p}_2$ describe?

Question 2

What is the mean of the sampling distribution of $\hat{p}_1-\hat{p}_2$?

Question 3

Which formula gives the standard deviation of the sampling distribution of $\hat{p}_1-\hat{p}_2$?

Question 4

For the sampling distribution of $\hat{p}_1-\hat{p}_2$ to be approximately normal, which condition is needed?

Question 5

Suppose $p_1=0.60$, $p_2=0.40$, $n_1=100$, and $n_2=100$. What is the mean of the sampling distribution of $\hat{p}_1-\hat{p}_2$?