The standard error of estimate, $$S _ { \varepsilon }$$ , is a measure of:
A) variation of y around the regression line.
B) variation of x around the regression line.
C) variation of y around the mean $$\bar { y }$$ .
D) variation of x around the mean $$\bar { x }$$ .

Question

The standard error of estimate, $$S _  { \varepsilon }$$ , is a measure of:
A) variation of y around the regression line.
B) variation of x around the regression line.
C) variation of y around the mean $$\bar { y }$$ .
D) variation of x around the mean $$\bar { x }$$ .

Quizplus · Accepted Answer

The standard error of estimate, $$S _  { \varepsilon }$$ , measures the variation of y (the response variable) around the regression line. It is a representation of the scatter of the data points around the estimated regression line.

The Standard Error of Estimate SεS _ { \varepsilon }Sε​

The Standard Error of Estimate $S _ { \varepsilon }$