search for: mse2

...o become more familiar with regression techniques in R. I would like to get the F change from a model as I take away factors: SO... mod1<-lm(y~x1+x2+x3).......mod2<-lm(y~x1,x2).......mod3<-lm(y~x1) I can do this by hand by running several models in R and taking the MSr1/MSe1, MSr2/MSe2... This is slow and I know there's a better way. In SPSS (which I no longer use) I could easily obtain these results (F-change) as documented by Professor Andy Fields: http://www.statisticshell.com/multireg.pdf You can see the F changes for his two IV model yielding 2 F changes. Maybe it&...