Curve Fitting

Play with curve fitting to a variable number of points. Choose from up to 30 points, move them around and see the resulting polynomial fit. It is interesting to see the effect of moving a single point when you have a few points and when there are many. You can use your mouse to add points and

-click (

-click on Mac) to delete points.

External Links

Least Squares Fitting (Wolfram MathWorld)
Linear Regression (Wolfram MathWorld)
Least Squares Fitting Polynomial (Wolfram MathWorld)

Permanent Citation

Theodore Gray
​
​"Curve Fitting"​
​http://demonstrations.wolfram.com/CurveFitting/​
​Wolfram Demonstrations Project​
​Published: September 28, 2007