The degrees of freedom for a chi-square test for independence test are ______. A) k - 1 B) n - 1 C) (k₁ - 1)(k₂ - 1) D) (k - 1)(n - 1)

Question

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The degrees of freedom for a chi-square test for independence are calculated as (Rows - 1) * (Columns - 1), which is represented by the formula in choice C, where k and n are the number of levels or categories for each of the two variables being tested.

The Degrees of Freedom for a Chi-Square Test for Independence