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 conclusion is that the
A) model is not significant
B) model is significant
C) slope of X1 is significant
D) slope of X2 is significant

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 conclusion is that the
A) model is not significant
B) model is significant
C) slope of X1 is significant
D) slope of X2 is significant

Quizplus · Accepted Answer

The model is significant because the SSR (Sum of Squares for Regression) is much larger than the SSE (Sum of Squares for Error), indicating that the model explains a significant portion of the variability in the data.

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

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