A chisquare test for independence is being used to evaluate

A chi-square test for independence is being used to evaluate the relationship between two variables, one of which is classified into 3 categories and the second of which is classified into 4 categories. The chi-square statistic for this test would have df equal to __. A. 6 B. 7 C. 10 D. 11

Solution

The chi-square statistic for this test would have df equal to

(3-1)*(4-1)

=2*3

=6