1. In a simple linear regression model the data is given as X:
1, 2, 3, 4; Y: 7, 10, 9, 12. The estimated intercept is 6. The
estimated slope is 1.4. The sum of residuals is:
A. 38
B 5
C 0
D 3.2
2. In a simple linear regression model the data is given as X:
2, 6, 11, 13, 20; Y: 7, 18, 9, 26, 25. The estimated intercept
is:
A. 7.38
B 1.81
C 0.92
D 6.17