least squares, sample correlation coefficient, coefficient
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Exhibit 12-1
You are given the following information about y and x.
y x
Dependent Variable Independent Variable
5 15
7 12
9 10
11 7
16. Refer to Exhibit 12-1. The least squares estimate of b1 equals
a. -0.7647
b. -0.13
c. 21.4
d. 16.412
17. Refer to Exhibit 12-1. The least squares estimate of b0
equals
a. -7.647
b. -1.3
c. 21.4
d. 16.41176
18. Refer to Exhibit 12-1. The sample correlation coefficient equals
a. -86.667
b. -0.99705
c. 0.9941
d. 0.99705
19. Refer to Exhibit 12-1. The coefficient of determination equals
a. -0.99705
b. -0.9941
c. 0.9941
d. 0.99705
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Solution Summary
Solution shows least squares, sample correlation coefficient, coefficient of determination for given problem.
Solution Preview
Least square regression equation is y = 16.41176 -0.7647x with R^2 ...
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