Links
Chapter 7
Regression (P.B. Stark, UC Berkeley)
http://www.stat.berkeley.edu/~stark/SticiGui/Text/regression.htm
Chapter 8
Errors in Regression (P.B. Stark, UC Berkeley)
http://www.stat.berkeley.edu/~stark/SticiGui/Text/regressionErrors.htm
13 ways to look at the correlation coefficient (r):
What is R-Squared (Keith Bower):
http://www.youtube.com/watch?v=0QgCSstdLTk
The Correlation Coefficient (Keith Bower):