C04 · Lesson 8 of 22 · 15 min · 5 hands-on tasks
Regression: Drawing the Best Line
Every quote needs a guess at how deep the borehole will be, and bigger houses need deeper ones. Kofi has 14 recent jobs. Fit a line through them by hand, see what 'best' means (smallest squared errors), read the slope and intercept in plain words, and turn the line into a quoting rule.
⭐ VIP lesson
Unlock “Regression: Drawing the Best Line”
The DoingCamp Pass opens all 131 members-only lessons, every interactive business case and every simulation, plus every new course as it's released. The same Pass opens every other DoingCamp journey too.
$39/yearunder $1 a week · your price never goes up while you stay a member
🛡️ 14-day money-back guarantee. Already a member? Log in