In the Chi square test, degrees of freedom are________.
A) N - 1
B) N 1 + N 2 - 2
C) (r + 1)(c + 1)
D) (r - 1)(c - 1)

Name: In the Chi square test, degrees of freedom are________. A) N - 1 B) N 1 + N 2 - 2 C) (r + 1)(c + 1) D) (r - 1)(c - 1)
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For chi square test of independence, degrees of freedom are calculated using the formula (r-1)(c-1) where r is the number of rows and c is the number of columns in the contingency table.

In the Chi Square Test, Degrees of Freedom Are________