Which of the following is the appropriate test to investigate whether there is an association between opinion about the ballot initiative and highest level of education completed? A) A two-sample t-test for a difference between means B) A two-sample z-test for a difference between proportions C) A chi-square test of homogeneity D) A chi-square test of independence E) A chi-square goodness-of-fit test
Which of the following is the appropriate test to investigate whether there is an association between opinion about the ballot initiative and highest level of education completed?
A) A two-sample t-test for a difference between means
B) A two-sample z-test for a difference between proportions
C) A chi-square test of homogeneity
D) A chi-square test of independence
E) A chi-square goodness-of-fit test
Answer
Answer: D) A chi-square test of independence
Explanation: A chi-square test of independence is used to investigate if there is an association between two categorical variables.