[R] factor level issue after subsetting

Schreiber, Stefan Stefan.Schreiber at ales.ualberta.ca
Tue Nov 1 22:28:47 CET 2011


An embedded and charset-unspecified text was scrubbed...
Name: not available
URL: <https://stat.ethz.ch/pipermail/r-help/attachments/20111101/21bf26b2/attachment.pl>


More information about the R-help mailing list