Refer to the previous two exercises. a. Report the residual standard deviation. What does this describe? b.

Question:

Refer to the previous two exercises.
a. Report the residual standard deviation. What does this describe?
b. Interpret the residual standard deviation by predicting where approximately 95% of the Georgia college GPAs fall when high school GPA = 3.80 and study time = 5.0 hours per day, which are the sample means.