Kizspy | Question: 58
(Choose 1 answer)
(See picture)
Α. 0.0356
Β. 0.1021
C. 0.0286
D. 2.8633
E. None of the other choices is correct
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.
Regressing GPA on ACT
Regression Statistics
Multiple R
R Square Adjusted R
Square
Standard Error Observations
ANOVA
Significance
F
F
0.5940 0.5940 8.1986 0.0286
0.4347 0.0724
1.0287
Standard
Regression Residual
Total
Intercept
ACT
0.7598
0.5774
0.5069
0.2691
8
df
SS
MS
Coefficients Error t Stat P-value Lower 95% Upper 95%
0.5681
0.1021
0.9284 0.6119 0.5630 -1.7036
0.0356 2.8633 0.0286
0.0148
2.8398
0.1895
The value of the measured test statistic to test whether there is any linear relationship between GPA and ACT is
1
6
7
