Exhibit 12-3
Regression analysis was applied between sales data (in $1,000s) and advertising data (in $100s) and the following information was obtained.

-Refer to Exhibit 12-3. Using $\alpha$ =0.05, the critical t value for testing the significance of the slope is
A)1.753
B)2.131
C)1.746
D)2.120

Question

Exhibit 12-3
Regression analysis was applied between sales data (in $1,000s) and advertising data (in $100s) and the following information was obtained.
 
-Refer to Exhibit 12-3. Using $\alpha$ =0.05, the critical t value for testing the significance of the slope is
A)1.753 
B)2.131 
C)1.746 
D)2.120

Quizplus · Accepted Answer

The critical t value for testing the significance of the slope with a significance level of 0.05 and 22 degrees of freedom is 2.131, which is closest to option B.

Exhibit 12-3 Regression Analysis Was Applied Between Sales Data (In α\alphaα

Exhibit 12-3
Regression Analysis Was Applied Between Sales Data (In $\alpha$