In Exercises, a. Compute the three sums of squares, SST, SSR, and SSE, using the defining formulas.
Question:
In Exercises,
a. Compute the three sums of squares, SST, SSR, and SSE, using the defining formulas.
b. Verify the regression identity, SST = SSR + SSE.
c. Compute the coefficient of determination.
d. Determine the percentage of variation in the observed values of the response variable that is explained by the regression.
e. State how useful the regression equation appears to be for making predictions.
y = 2.875 − 0.625x
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To use the defining formulas we begin with the following table ...View the full answer
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