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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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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!)

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