Which of the following is not true about the best regression models?
A) They definitely have more predictors than the regular models.
B) They have a relatively high R2 value.
C) They have predictors that are reliably measured and relatively unrelated to each other.
D) They have no cases with extraordinarily high leverage that might dominate and alter the model.
E) They have relatively small P-values for the F- and t-statistics.

Question

Quizplus · Accepted Answer

The statement "They definitely have more predictors than regular models" is not necessarily true for the best regression models. The best regression models have predictors that are reliable and relatively unrelated to each other, regardless of the number of predictors. The best regression model could have fewer predictors than a regular model, depending on the quality of the predictors.

Which of the Following Is Not True About the Best