How Linear Regression Works — Interactive Teaching Tool

slope (m) 0.000

intercept (b) 0.000

off by –

steps taken 0

how far off the line has been, over time

Controls

Speed

Nudge size 0.35

y = mx + b

This program draws one straight line and keeps adjusting it until it sits as close as possible to every point on the grid.

Click anywhere on the grid to add a point. Once you've added a few, the line will start moving to fit them.