You're all stars - thanks for the replies - I will go ahead and use sample........... I need to do this about 10,000 times - any suggestions for this or simply put it in a loop 10,000 times outputting each time to an array?
Best Wishes, Jenny > > > use sample(c(0:42), 15, replace=T) > >hope it helps, >kevin > >----- Original Message ----- >From: Jenny Barnes <[EMAIL PROTECTED]> >Date: Wednesday, June 6, 2007 10:30 am >Subject: [R] random numbers selection - simple example > >> Dear R-help, >> >> Which random number generator function would you recommend for >> simply picking 15 >> random numbers from the sequence 0-42? I want to use replacement >> (so that the >> same number could potentially be picked more than once). >> >> I have read the R-help archives and the statistics and computing >> book on modern >> Applied statistics with S but the advice seems to be for much form >> complicated >> examples, there must be a simpler way for what I am trying to do? >> >> If anybody can help me I would greatly appreciate your advice and >> time, >> Best Wishes, >> >> Jenny >> >> >> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >> Jennifer Barnes >> PhD student: long range drought prediction >> Climate Extremes Group >> Department of Space and Climate Physics >> University College London >> Holmbury St Mary >> Dorking, Surrey, RH5 6NT >> Web: http://climate.mssl.ucl.ac.uk >> >> ______________________________________________ >> R-help@stat.math.ethz.ch mailing list >> https://stat.ethz.ch/mailman/listinfo/r-help >> PLEASE do read the posting guide http://www.R-project.org/posting- >> guide.htmland provide commented, minimal, self-contained, >> reproducible code. >> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Jennifer Barnes PhD student: long range drought prediction Climate Extremes Group Department of Space and Climate Physics University College London Holmbury St Mary Dorking, Surrey, RH5 6NT Tel: 01483 204149 Mob: 07916 139187 Web: http://climate.mssl.ucl.ac.uk ______________________________________________ R-help@stat.math.ethz.ch 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.