Quiz 5, Regression

A regression analysis was used in a study about College GPA (2.00-4.00) and annual income of initial job offer (measured in thousands of dollars). Answer questions based on the given output

Model Summary

R

.890^a

a. Predictors: (Constant), GPA

ANOVAb
Model	Sum of Squares	df	Mean Square	F	Sig.
1	Regression	688.725	1	688.725	51.665	.012a
Residual	2553.465		12.168
Total	3242.190
a. Predictors: (Constant),GPA b. Dependent Variable: income
Coefficientsa
Model	Unstandardized Coefficients	Standardized Coefficients	t	Sig.
B	Std. Error	Beta
1	(Constant)	39.96	22.392		1.785	.060
GPA	.89	.322	.461	2.767	.012
a. Dependent Variable: income