The degrees of freedom on a 3 by 3 chi square are equal to
A) 9
B) 4
C) 3
D) cannot tell from the above information

Name: The degrees of freedom on a 3 by 3 chi square are equal to A) 9 B) 4 C) 3 D) cannot tell from the above information
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Question

Quizplus · Accepted Answer

The degrees of freedom for a chi-square test on a contingency table are calculated as (number of rows - 1) * (number of columns - 1). For a 3x3 table, this is (3-1)*(3-1) = 2*2 = 4.

The Degrees of Freedom on a 3 by 3 Chi