[R] Help with Subtracting an effect from a Mixed Model

2005-10-30 Thread Matthew Forister
Hi Everyone, I posted a similar question about a week ago, but haven't gotten any replies -- I'm afraid that's because my previous question was too vague. Let me try again with a more specific question, and I hope someone can help. NOTE, I know I should be using the newer lme4 package, I

[R] syntax for interactions in lme

2005-10-26 Thread Matthew Forister
Hello, I am trying to make the switch from SAS, and I have a fairly elemental problem with syntax using the nlme package for analyzing mixed models. There was a previous question on this topic posted to this list, so I apologize for redundancy, but I didn't understand the advice given to

[R] read.table in MacOSX

2004-10-28 Thread Matthew Forister
I'm running R version 1.9.0 on Mac OS 10.3.5. I have created text files with data that I need to access from R. When I use the read.table command, I get the warning message: cannot open file These text files DO work on a Mac with a previous version of R. I have tried pasting the data into a