When you find "mixed" results in multiple regression (i.e. ,some betas are significant,others are not),you:
A)eliminate,or "trim," the insignificant variables.
B)adjust the insignificant variables by applying a standardized weight.
C)accept the null hypothesis.
D)choose the result that fits your hypothesis.
E)none of the above

Question

Quizplus · Accepted Answer

Eliminating insignificant variables is a common practice in multiple regression to improve the model's predictive power and interpretability.

When You Find "Mixed" Results in Multiple Regression (I