For a chi-square test of a contingency table, the degrees of freedom are calculated as (r−1)(c−1) where r and c are the number of rows and columns in the contingency table.

Name: For a chi-square test of a contingency table, the degrees of freedom are calculated as (r−1)(c−1) where r and c are the number of rows and columns in the contingency table.
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This is the correct formula for calculating the degrees of freedom in a chi-square test of a contingency table.

For a Chi-Square Test of a Contingency Table, the Degrees