Which of the following is true of the mediators in multiple regression analysis?
A) A mediator changes the relationship between a predictor and a criterion variable.
B) A mediator establishes "how" or "why" one variable predicts or causes a criterion variable.
C) A mediator can be either categorical or continuous.
D) A mediator addresses "when" or "for whom" a variable most strongly predicts or causes an outcome variable.

Question

Quizplus · Accepted Answer

Mediators establish the "how" or "why" one variable predicts or causes a criterion variable by identifying the underlying mechanisms, processes or variables that explain the relationship between the predictor and outcome variables in multiple regression analysis. A and D are incorrect because they do not fully capture the definition and role of a mediator in the context of regression analysis. C is incorrect because mediators are typically continuous variables.

Which of the Following Is True of the Mediators in Multiple