# Choose an Exercise

#### These exercise are related in that they all deal with regression line fitting
methods. However, they are designed such that each is a lesson without
prerequisites; each exercise can be completed independently of all other
exercises.

Exercise 7.3a: Method of Least Squares

Exercise 7.3b: Method of Least Absolute Deviations

Exercise 7.3c: Comparison of Least Squares and Least Absolute Deviations