Which of the following situations refers to a chi-square test of independence?
A)when the marginal frequencies of both variables are random
B)when one of the marginal frequencies for a variable is fixed
C)when both of the variables have marginal frequencies that are fixed
D)all of these

Question

Quizplus · Accepted Answer

A chi-square test of independence is used when the marginal frequencies of both variables are random, as it tests whether there is an association between the two categorical variables.

Which of the Following Situations Refers to a Chi-Square Test