On Wed, 9 Nov 2011, Marc Schwartz wrote:
# 'DF' is the result of copying your data above from the # clipboard on OSX DF <- read.table(pipe("pbpaste"), header = TRUE)
Marc, Oh? I don't do Apple so there's no OSX here.
After removing incomplete records (any records with NA values) which is the default behavior for R model functions, you only have one record left to fit the model to.
That's what I saw from the scatter plots. Thanks, Rich ______________________________________________ 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.