For Exercises 25–36, do the following for the indicated data:

  1. Predict the value of for the given value of .
  2. Calculate and interpret the prediction error.
  3. State whether or not the prediction represents extrapolation.

Question 4.123

25. Data from Exercise 13;

4.2.25

(a) (b) . The data point lies above the regression line, so the actual -value of 9 is greater than the predicted -value of 8.7. (c) Does not represent extrapolation