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Following are the data on plant weight and quantity of

Following are the data on plant weight and quantity of volatile emissions from Exercise 4.53.

a. Compute SST, SSR, and SSE, using Formula 4.2 on page 167.

b. Compute the coefficient of determination, r2.

c. Determine the percentage of variation in the observed values of the response variable explained by the regression, and interpret your answer.

d. State how useful the regression equation appears to be for making predictions.

a. Compute SST, SSR, and SSE, using Formula 4.2 on page 167.

b. Compute the coefficient of determination, r2.

c. Determine the percentage of variation in the observed values of the response variable explained by the regression, and interpret your answer.

d. State how useful the regression equation appears to be for making predictions.

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