C04 · Lesson 10 of 22 · 17 min · 5 hands-on tasks

Multiple Regression

Which homes save the most after switching to a heat pump? Dana wants to target big houses. Kofi has 30 customers' savings plus house size, insulation and old fuel. Add variables one at a time, watch the 'size effect' shrink as you hold other things constant, and find the customers marketing should really chase.