try something like: surv.data <- data.frame(times = rexp(100, 1/10), events = rbinom(100, 1, 0.7)) surv.data[sample(nrow(surv.data), replace = TRUE), ]
I hope it helps. Best, Dimitris ---- Dimitris Rizopoulos Ph.D. Student Biostatistical Centre School of Public Health Catholic University of Leuven Address: Kapucijnenvoer 35, Leuven, Belgium Tel: +32/(0)16/336899 Fax: +32/(0)16/337015 Web: http://med.kuleuven.be/biostat/ http://www.student.kuleuven.be/~m0390867/dimitris.htm ----- Original Message ----- From: "Matthew Austin" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Wednesday, June 07, 2006 3:57 PM Subject: [R] Help with sample function >I have generated some some survival times and censoring indicators. > Thus I have an ordered pair for each observation. How do I sample > these > ordered paris? I only know how to sample from a vector? I would > appreciate any help I could get. > > Thanks > Matt > > ______________________________________________ > [email protected] mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide! > http://www.R-project.org/posting-guide.html > Disclaimer: http://www.kuleuven.be/cwis/email_disclaimer.htm ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
