>>> "Anamika Chaudhuri" <[EMAIL PROTECTED]> 08/12/2008 03:46:34 >>> >I am using a random intercept model with SITEID as random and NAUSEA as >outcome.
Hardly surprising ;-) More seriously, your data set fragment had only one level for SITEID. I assume there were actually more levels? S ******************************************************************* This email and any attachments are confidential. Any use...{{dropped:8}} ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.