C04 · Lesson 16 of 22 · 17 min · 5 hands-on tasks

Classification and Logistic Regression

About a third of Halden's service-plan customers cancel each year. A $150 discount keeps some of them, but giving it to everyone wastes money. Fit a logistic regression that predicts who's likely to cancel, choose the cut-off where the offer pays, and learn why 'accuracy' is the wrong score for most business classifiers.