Redo the regression problem from Chapter 8 (Programming Exercise 13) using a Regression
Chapter 10, Problem 17(choose chapter or problem)
Redo the regression problem from Chapter 8 (Programming Exercise 13) using a Regression class. Your new class will keep track of the various quantities that are needed to compute a line of regression (the running sums of x, y, x2, and xy). The Regression class should have the following methods: _ _init__ Creates a new regression object to which points can be added. addPoint Adds a point to the regression object. predict Accepts a value of x as a parameter, and returns the value of the corresponding y on the line of best fit.
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