TABLE 13-8
It is believed that GPA (grade point average, based on a four point scale) should have a positive linear relationship with ACT scores. Given below is the Excel output for predicting GPA using ACT scores based a data set of 8 randomly chosen students from a Big-Ten university.

-Referring to Table 13-8, the interpretation of the coefficient of determination in this regression is
A) 57.74% of the total variation of ACT scores can be explained by GPA.
B) ACT scores account for 57.74% of the total fluctuation in GPA.
C) GPA accounts for 57.74% of the variability of ACT scores.
D) None of the above.

Question

TABLE 13-8
It is believed that GPA (grade point average, based on a four point scale) should have a positive linear relationship with ACT scores. Given below is the Excel output for predicting GPA using ACT scores based a data set of 8 randomly chosen students from a Big-Ten university.
 
-Referring to Table 13-8, the interpretation of the coefficient of determination in this regression is
A) 57.74% of the total variation of ACT scores can be explained by GPA. 
B) ACT scores account for 57.74% of the total fluctuation in GPA. 
C) GPA accounts for 57.74% of the variability of ACT scores. 
D) None of the above.

Quizplus · Accepted Answer

The Answer of TABLE 13-8
It is believed that GPA (grade point average, based on a four point scale) should have a positive linear relationship with ACT scores. Given below is the Excel output for predicting GPA using ACT scores based a data set of 8 randomly chosen students from a Big-Ten university.
 
-Referring to Table 13-8, the interpretation of the coefficient of determination in this regression is
A) 57.74% of the total variation of ACT scores can be explained by GPA. 
B) ACT scores account for 57.74% of the total fluctuation in GPA. 
C) GPA accounts for 57.74% of the variability of ACT scores. 
D) None of the above.

TABLE 13-8 It Is Believed That GPA (Grade Point Average, Based on Based