[R] ANOVA Residual SS and MS of 0

2011-05-24 Thread Rovinpiper
I am trying to run an ANOVA on my soil respiration data, but I keep getting residual sum of squares and mean square of zero. As I understand it that would mean that the model terms explain all of the variation in the response variable. That should be virtually impossible, should it not? Where

Re: [R] ANOVA Residual SS and MS of 0

2011-05-24 Thread Bert Gunter
Where do I begin troubleshooting such a problem? 1. By examining your data to see whether you have entered it correctly. 2. By reading the posting Guide at the bottom of this and every message and doing as it asks (posting a portion of your data and R code so that we can see what you did). 3.