Which of the Following Statements About Stepwise Regression Is True

Multiple Choice

Which of the following statements about stepwise regression is true?

A) It only uses dependent variables and adds them one by one.
B) It uses independent variables with insignificant regression coefficients.
C) It is a step-by-step method that adds independent variables one by one in order to build a more efficient regression equation.
D) It first selects the independent variable with the weakest correlation first.