Question: A key advantage for including multiple predictor variables in the equation of a regression line is that it allows you to a. detect mean diff

A key advantage for including multiple predictor variables in the equation of a regression line is that it allows you to

a. detect mean diff erences between groups for each criterion variable.

b. show cause-and-eff ect because many predictor variables are added.

c. detect the extent to which two or more predictor variables interact.

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