Question: The following regression equation was computed from a sample of 20 observations: y = 15 5x SSE was found to be 100 and SS

The following regression equation was computed from a sample of 20 observations:
yˆ = 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 correlation coefficient. (Caution: Watch the sign!)

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