In a regression model with two predictors x₁ and x₂,an interaction term may be used when: A)the effect of x₁ on the dependent variable is influenced by x₂. B)both the variables are independent variables. C)both variables are influential to each other. D)the effect of x₂ on the dependent variable is not influenced by x₁.

Question

Quizplus · Accepted Answer

An interaction term is used when the effect of one predictor on the dependent variable is influenced by another predictor. In this case, it is suggested that the effect of x₁ on the dependent variable is influenced by x₂, implying that an interaction term may be necessary. Therefore, option A is the correct answer. The other options do not accurately describe when an interaction term should be used.

In a Regression Model with Two Predictors X1 and X2,an

In a Regression Model with Two Predictors X₁ and X₂,an