(14)
(Choose 1 answer)
(See picture)
A. 2.66
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.
B. 3.12
C. 2.80
D. 2.61
Regressing GPA on ACT
Regression Statistics
0.7598
Multiple R R Square
0.5774
Adjusted R
0.5069
Square
Standard Error
0.2691
8
Observations
ANOVA
Significance
F
Residual
Total
1
6
0.5940 0.4347
8.1986
Regression
0.0286
df
SS
1.0287
0.0724
F
Standard
MS
0.5940
