Which of the following statements about the backward elimination procedure is false?
A) It is a one-variable-at-a-time procedure.
B) It begins with the regression model found using the forward selection procedure.
C) It does not permit an independent variable to be reentered once it has been removed.
D) It does not guarantee that the best regression model will be found.

Question

Which of the following statements about the backward elimination procedure is false?​
A) ​It is a one-variable-at-a-time procedure.
B) ​It begins with the regression model found using the forward selection procedure.
C) ​It does not permit an independent variable to be reentered once it has been removed.
D) ​It does not guarantee that the best regression model will be found.

Quizplus · Accepted Answer

The backward elimination procedure starts with a full regression model including all independent variables and then removes variables one at a time based on a significance test until all remaining variables are significant. It does not begin with the regression model found using forward selection.

Which of the Following Statements About the Backward Elimination Procedure