The sum of the squares total (SST)
A)measures the total variability in Y about the mean.
B)measures the total variability in X about the mean.
C)measures the variability in Y about the regression line.
D)measures the variability in X about the regression line.
E)indicates how much of the total variability in Y is explained by the regression model.

Question

Quizplus · Accepted Answer

The sum of the squares total (SST) measures the total variability in Y about the mean. It is calculated as the sum of the squared differences between each Y value and the mean of Y.

The Sum of the Squares Total (SST)