The degrees of freedom for a 2 by 2 chi square must always equal
A) 4
B) 2
C) 1
D) none of these

Name: The degrees of freedom for a 2 by 2 chi square must always equal A) 4 B) 2 C) 1 D) none of these
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Question

Quizplus · Accepted Answer

The degrees of freedom for a chi-square test in a contingency table are calculated as (number of rows - 1) * (number of columns - 1). For a 2x2 table, this calculation is (2-1)*(2-1) = 1*1 = 1.

The Degrees of Freedom for a 2 by 2 Chi