Web resources for variable selection in linear models.

Resources

general steps for variable selection including stepwise AIC

resources

info on Leaps package, which should be used for linear models

some notes for r also here and here also here, which has some other methods for picking the “best” model

Updates:

12/05/14

So I’ve picked a model based on the original data set. It works pretty well for the titration data set for prediction. I used it with the delay data though and I got some bogus numbers for the adjusted and non-adjusted R^2 values (e.g. -9.23098), which range from -1 to 1 supposedly! lol…