Why would you use an effect modifier for a chi-square test?
A) To account for a confounding variable
B) To determine an extraneous effect on the predictor variable
C) To account for a confounding variable and to determine an extraneous effect on the predictor variable
D) None of these is correct.

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The Answer of Why would you use an effect modifier for a chi-square test?
A) To account for a confounding variable
B) To determine an extraneous effect on the predictor variable
C) To account for a confounding variable and to determine an extraneous effect on the predictor variable
D) None of these is correct.

Why Would You Use an Effect Modifier for a Chi-Square