Linear Regression

Click to add points. Drag to move. Switch modes below.

Mode Add

Fit Line Show R²

95% CI Band

y = mx + b

Polynomial Regression

Click to add points. Adjust degree to see overfitting.

Mode Add

Degree 2

add points to fit

Watch the algorithm descend toward the optimal regression line.

Learning Rate 0.01

Iterations per Step 5

Click to add points. Visualize residuals, histogram, Q-Q plot, and decomposition.

Mode Add