Exhibit 13-3
In a regression model involving 30 observations, the following estimated regression equation was obtained:
$\hat { Y }$ =17+4X1 - 3X2+8X3+8X4
For this model SSR = 700 and SSE = 100.
-Refer to Exhibit 13-3. The coefficient of determination for the above model is approximately
A) -0.875
B) 0.875
C) 0.125
D) 0.144

Question

Exhibit 13-3
In a regression model involving 30 observations, the following estimated regression equation was obtained:
 $\hat { Y }$ =17+4X1 - 3X2+8X3+8X4
For this model SSR = 700 and SSE = 100.
-Refer to Exhibit 13-3. The coefficient of determination for the above model is approximately
A) -0.875
B) 0.875
C) 0.125
D) 0.144

Quizplus · Accepted Answer

The coefficient of determination, $ R^2 $, is calculated as $ R^2 = \frac{SSR}{SSR + SSE} = \frac{700}{700 + 100} = 0.875 $.

Exhibit 13-3 in a Regression Model Involving 30 Observations, the Following

Exhibit 13-3
in a Regression Model Involving 30 Observations, the Following