Predicting college debt. Refer to Exercise 10.10. Figure

Chapter , Problem 10.12

(choose chapter or problem)

Predicting college debt. Refer to Exercise 10.10. Figure 10.16 contains partial SAS output for the simple linear regression of AvgDebt on PercBorrow. BESTVAL (a) State the least-squares regression line. (b) Construct a 95% confidence interval for the slope. What does this interval tell you about the change in average debt for a change in the percent who borrow? (c) At Miami University, 51% of the students borrow, and the average debt is $27,315. What is the residual?

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