Which statistical technique is appropriate when we wish to analyze the relationship between two qualitative variables with two or more categories?
A) The chi-square test of a multinomial experiment.
B) The chi-square test of a contingency table.
C) The t-test of the difference between two means.
D) The z test of the difference between two proportions.
E) None of these.

Question

Quizplus · Accepted Answer

The chi-square test of a contingency table is appropriate when we wish to analyze the relationship between two qualitative variables with two or more categories. This test is used to determine if there is a significant association between the variables, and if so, what the nature of that association is.

Which Statistical Technique Is Appropriate When We Wish to Analyze