Refer to Problem 14.

a. Determine SST, SSR, and SSE by using the computing formulas.
b. Obtain the coefficient of determination.
c. Obtain the percentage of the total variation in the observed graduation rates that is explained by student-to-faculty ratio (i.e., by the regression line).
d. State how useful the regression equation appears to be for making predictions.

Transcribed Image Text:

S/F ratio Grad rate S/F ratio Grad rate 16 20 17 19 46 50 45 70 50 47 17 17 17 10 18 26 60