Which of the following is an advantage of using stepwise regression compared to just entering all the independent variables at one time?
A) There are no advantages of using stepwise regression over entering all the variables at one time.
B) Stepwise regression allows us to observe the effects of multicollinearity more early than when all variables are entered at one time.
C) Stepwise regression will generally produce a model with larger value for the coefficient of determination.
D) All of these.
E) None of these.

Question

Quizplus · Accepted Answer

Stepwise regression allows us to observe the effects of multicollinearity more early than when all variables are entered at one time. This is because stepwise regression considers each independent variable one at a time and only adds variables that significantly improve the model, thus reducing the chances of including highly correlated variables.

Which of the Following Is an Advantage of Using Stepwise