you need to provide a vector: mean(c(16,18))
Sent from my iPad On May 22, 2012, at 5:10, Vincy Pyne <vincy_p...@yahoo.ca> wrote: > > Dear R helpers, > > I have recently installed R version 2.15.0 > > I just wanted to calculate > > mean(16, 18) > > Surprisingly I got answer as > >> mean(16, 18) > [1] 16 > > >> mean(18, 16) > > [1] 18 > >> mean(14, 11, 17, 9, 5, 18) > [1] 14 > > > So instead of calculating simple Arithmetic average, mean command is > generating first element as average. I restarted the machine, changed the > machine, but still the reply is same. I have been using this mean function > ever since I strated learning R, but this has never happened. > > Kindly guide > > Vincy > > > > > [[alternative HTML version deleted]] > > ______________________________________________ > 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. ______________________________________________ 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.