Best Places for Dating. Use the dating data from Exercises 57–59 in Section 4.1 to answer Exercises 45–48.

Question 4.248

47. How large is the typical residual when predicting overall dating score using the following predictors?

  1. Percentage 18–24 years old
  2. Percentage 18–24 years old who are single
  3. Online data score

4.3.47

(a) 7.63309 (b) 7.50504 (c) 7.63561