6. Inference for Categorical Data(COLON) Proportions

Setting Up A Test For The Difference Of Two Population Proportions — Quiz

Test your understanding of setting up a test for the difference of two population proportions with 5 practice questions.

Practice Questions

Question 1

In a test for the difference of two population proportions, which parameter is being tested?

Question 2

Which null hypothesis is most appropriate for testing whether two population proportions are equal?

Question 3

For a two-proportion significance test, what does the pooled proportion represent under the null hypothesis $H_0: p_1=p_2$?

Question 4

Which condition is needed so that the sampling distribution for a two-proportion $z$ test is approximately normal?

Question 5

What is the correct alternative hypothesis for a test that asks whether the first population proportion is greater than the second?