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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

    © BrainMass Inc. brainmass.com March 4, 2021, 10:46 pm ad1c9bdddf
    https://brainmass.com/statistics/correlation/least-squares-sample-correlation-coefficient-coefficient-361919

    Solution Preview

    Least square regression equation is y = 16.41176 -0.7647x with R^2 ...

    Solution Summary

    Solution shows least squares, sample correlation coefficient, coefficient of determination for given problem.

    $2.49

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