Using an analysis of regression,the variability in Y that is associated with error is measured by the ______.
A) regression variation
B) residual variation
C) correlation coefficient
D) coefficient of determination

Question

Quizplus · Accepted Answer

Residual variation, also known as the error term or residual error, measures the amount of variability in Y that cannot be explained by the regression equation. This variability is assumed to be due to random error or other factors not included in the model. The other options - regression variation, correlation coefficient, and coefficient of determination - all measure the strength and direction of the relationship between X and Y, but do not specifically account for the amount of unexplained variability in Y.

Using an Analysis of Regression,the Variability in Y That Is