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Exhibit 14-2 You are given the following information about x and y . x y Independent Dependent Variable Variable 15 5 12 7 10 9

Exhibit 14-2 You are given the following information about x and y.

x y
Independent Dependent
Variable Variable
15 5
12 7
10 9
7 11

Refer to Exhibit 14-2. The least squares estimate of b 1 equals _____.

a. 16.412
b. 21.4
c. -0.13

d. -0.7647

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