MINITAB-style residual plots are shown below. Which one of these plots indicates that it was appropriate to compute a least-squares regression line?

Question

Quizplus · Accepted Answer

In plot B, there is no discernible pattern in the residuals, indicating that a linear regression model is appropriate. The other plots show clear patterns in the residuals, which suggests that a linear model may not be the best fit.

MINITAB-Style Residual Plots Are Shown Below