(Choose 1 answer)
(See picture)
Α. 427.0798
Β. 1.8782
C. 92.0326
D. 335.0472
Fish
It is believed that the average numbers of hours spent studying per day (HOURS) during undergraduate education should have a positive linear relationship with the starting salary (SALARY,measured in thousands of dollars per month) after graduation. Given below is the Excel output for predicting starting salary (Y) using number of hours spent studying per day (X) for a sample of 51 students.
NOTE: Only partial output is shown.
Regression Statistics
Multiple R R Square
0.8857
0.7845
Adjusted R Square
0.7801
Standard Error
1.3704
Observations
51
ANOVA
df
SS
MS F Significance F
Regression
1
335.0472 335.04 178.3859
Residual
1.8782
Total
50
427.0798
Intercept
Hours
Coefficients Standard Error t Stat
P-value
Lower 95
% Upper 95%-1.0865
-1.8940
0.9795
0.4018-4.7134
0.0000
0.0733 13.3561
0.0000
-2.7015
0.8321
1.1269
Q: 18
