A chi-square test for independence is applied to a contingency table with 3 rows and 6 columns for two qualitative variables.The degrees of freedom for this test must be 10.

Question

Quizplus · Accepted Answer

The degrees of freedom for a chi-square test for independence is calculated as (number of rows - 1) * (number of columns - 1). For a table with 3 rows and 6 columns, it is (3-1)*(6-1) = 2*5 = 10.

A Chi-Square Test for Independence Is Applied to a Contingency