In which of the following situations should the chi-square Test for Homogeneity be used?

Select the correct answer below:

A casino wants to decide if a certain pair of dice is fair. They roll the dice100

times and compare the distribution of outcomes with the expected distribution of outcomes if the dice were fair.

A market research company puts out a survey asking people two questions. First, it asks which brand of detergent they use. Second, it asks whether the household has more than one car or not. The data are collected and recorded in a contingency table. The company wants to determine if there is a relationship between the brand of detergent and car ownership.

A researcher is trying to determine if salaries for male and female teachers have the same distribution. She surveys a random sample of teachers and records the distribution of salaries for each gender. She wants to determine if the distributions are the same.