Hi Yoan, Please try ?sample.
Suppose you have 1:n ids of total observations where n is even, you want to randomly split it into two subsamples, the following code should work. n <- 20 one.sample <- sort(sample(1:n, n/2)) another.sample <- (1:n)[-one.sample] Good luck. Wu ----- A R learner. -- View this message in context: http://r.789695.n4.nabble.com/Randomly-split-a-sample-in-two-equal-subsamples-tp3021140p3021257.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.
