Which of the following statements about multiple regression analysis is/are TRUE?
A) It is not possible to include interaction effects in multiple regression analyses.
B) Multiple regression analyses cannot use categorical variables as independent variables.
C) Multiple regression is preferable to a factorial analysis of variance when one or more of the independent variables is a continuous variable.
D) All of the above are true.

Question

Quizplus · Accepted Answer

Option A is incorrect because interaction effects can be included in multiple regression analyses by including interaction terms. Option B is incorrect because categorical variables can be included in multiple regression analyses by coding them as dummy variables. Option C is true because multiple regression permits the use of both continuous and categorical independent variables, whereas a factorial ANOVA requires all independent variables to be categorical.

Which of the Following Statements About Multiple Regression Analysis Is/are