For the next several questions, assume that we had the following contingency table:

With a two-way contingency table the degrees of freedom are
A) RC - 1.
B) C - 1.
C) RC .
D) ( R - 1)( C - 1).

Question

For the next several questions, assume that we had the following contingency table:

With a two-way contingency table the degrees of freedom are
A) RC - 1. 
B) C - 1. 
C) RC . 
D) ( R - 1)( C - 1).

Quizplus · Accepted Answer

The degrees of freedom for a two-way contingency table is calculated by ( R - 1)( C - 1), where R is the number of rows and C is the number of columns. Therefore, the correct answer is D.

For the Next Several Questions, Assume That We Had the Following