The amount of variability explained by the regression model is:
A) the coefficient of regression.
B) the coefficient of explanation.
C) the coefficient of correlation.
D) the coefficient of determination.

Question

Quizplus · Accepted Answer

The coefficient of determination, represented by R-squared, measures the proportion of variance in the dependent variable that can be explained by the independent variable(s) in the regression model. Therefore, it is the best measure of the amount of variability explained by the model.

The Amount of Variability Explained by the Regression Model Is