Perform Residual Analysis on a Regression Model
-To determine if there are outliers in a least squares regression modelʹs data set, we could construct a boxplot of the
A) residuals.
B) response variables.
C) predictor variables.
D) lurking variables.

Question

Quizplus · Accepted Answer

Residuals, which are the differences between the observed values and the values predicted by the regression model, are analyzed to check for outliers. A boxplot of the residuals can help identify outliers by showing data points that fall significantly outside the typical range of variability.