Exhibit 17-3
Consider the following time series.
-Regarding a regression model, all of the following can be negative except the
A) coefficient of determination
B) coefficient of correlation
C) coefficient of "x" in the regression equation
D) y-intercept in the regression equation

Question

Exhibit 17-3
Consider the following time series. 
-Regarding a regression model, all of the following can be negative except the
A) coefficient of determination 
B) coefficient of correlation 
C) coefficient of "x" in the regression equation 
D) y-intercept in the regression equation

Quizplus · Accepted Answer

The coefficient of determination, also known as R-squared, represents the proportion of variance in the dependent variable that is predictable from the independent variable(s) and ranges from 0 to 1, so it cannot be negative.

Exhibit 17-3 Consider the Following Time Series