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    The following regression equation was computed from a sample of 20 observations:

    Y'= 15 - 5X

    SSE was found to be 100 and SS total 400.

    a. Determine the standard error of estimate.
    b. Determine the coefficient of determination.
    c. Determine the coefficient of correlation. (Caution: Watch the sign!)

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    https://brainmass.com/statistics/correlation-and-regression-analysis/observations-15452

    Solution Preview

    a.
    <br>standard error of estimate = SQRT(SS/(n-2))
    <br>=SQRT(400/(20-2))= 4.714
    <br>
    <br>b. ...

    Solution Summary

    The following regression equation was computed from a sample of 20 observations:

    Y'= 15 - 5X

    SSE was found to be 100 and SS total 400.

    a. Determine the standard error of estimate.
    b. Determine the coefficient of determination.
    c. Determine the coefficient of correlation. (Caution: Watch the sign!)

    $2.49

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