Which of the following statements about partial regression plots is NOT true?
A)They have a slope equal to the coefficient value.
B)They can help you judge whether a nearly normal assumption of errors is met.
C)They can help you identify outliers and influential points.
D)They have a direction that corresponds to the sign of its multiple regression coefficient.
E)They can help you judge whether the straight enough assumption has been met for each predictor.

Question

Quizplus · Accepted Answer

Partial regression plots primarily focus on the relationship between the response variable and one predictor variable while controlling for the effects of other predictors. They are useful for identifying outliers, influential points, and whether the linear assumption holds. However, they are not designed specifically to assess the normality of errors; other diagnostic plots like Q-Q plots or residual plots are more appropriate for that purpose.

Which of the Following Statements About Partial Regression Plots Is