[R] a question about data manipulation

qi zhang shellyzhang77 at gmail.com
Tue Aug 2 17:01:45 CEST 2005


An embedded and charset-unspecified text was scrubbed...
Name: not available
Url: https://stat.ethz.ch/pipermail/r-help/attachments/20050802/508de53d/attachment.pl


More information about the R-help mailing list