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    Regression analysis

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    Participants completed two personality instruments. The results are identified below.

    Participant First Instrument(X) Second Instrument (Y)

    1 2 2
    2 2 1
    3 1 1
    4 1 1
    5 3 5
    6 4 4
    7 5 7
    8 5 6
    9 7 7
    10 6 8
    11 4 3
    12 3 3
    13 6 6
    14 6 6
    15 8 10
    16 9 9
    17 10 6
    18 9 6
    19 4 9
    20 4 10
    a. Calculate the means, medians, modes, variances, and standard deviations
    b. Calculate Σx², Σy², and Σxy. _________, __________, and __________.
    c. What is Pearson's r? _____________________.
    d. Compute the regression equation y on x.
    e Compute the regression and residual sum of squares.

    © BrainMass Inc. brainmass.com June 3, 2020, 8:24 pm ad1c9bdddf
    https://brainmass.com/statistics/regression-analysis/coefficients-regression-models-graphs-136384

    Solution Summary

    Step by step method for regression analysis is discussed here. regression coefficients, coefficient of determination, scatter diagram and significance of regression model are explained in the solution.

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