Rachel
About
Khan Academy on a Stick
Fitting a Line to Data
Linear regression and correlation
Correlation and Causality
Fitting a Line to Data
Squared Error of Regression Line
Proof (Part 1) Minimizing Squared Error to Regression Line
Proof Part 2 Minimizing Squared Error to Line
Proof (Part 3) Minimizing Squared Error to Regression Line
Proof (Part 4) Minimizing Squared Error to Regression Line
Regression Line Example
Second Regression Example
R-Squared or Coefficient of Determination
Calculating R-Squared
Covariance and the Regression Line
Your browser does not support video. Please get the latest version of Google Chrome, Firefox, IE, or Safari. Alternately, you can try the link below if you have VLC or another media player installed.
If the above player doesn't work, you can
try this direct link
.