sorry for noise the simulated data should be like this d=data.frame(replicate(9, rnorm(40)+10),rep(c('y','n'),20)) colnames(d)<-c("LEPTIN","SAA","PTH","sEGFR","IGFBP6","MMP2","OPG","IGFBP3","PDGFAABB","group")
-- View this message in context: http://r.789695.n4.nabble.com/help-with-parallel-processing-code-tp3944303p3944922.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ 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.