Barry, Try the latest _patched_ version. I'm on 2006-02-12, but that may already be superseded. I get var(x) = 0.
Peter Ehlers Barry Zajdlik wrote: > Hello all, > > Thanks for the responses but I am still annoyed by this seemingly simple > problem; I recorded sessionInfo() as below. > > x<-rep(0.02,10) > >>var(x) > > [1] 1.337451e-35 > >> sessionInfo() > > R version 2.1.0, 2005-04-18, i386-pc-mingw32 > > attached base packages: > [1] "methods" "stats" "graphics" "grDevices" "utils" > "datasets" > [7] "base" > > > > I then decided to download the latest version today but obtained the > same result. > > >>x<-rep(0.02,10) >>var(x) > > [1] 1.337451e-35 > > >>sessionInfo() > > R version 2.2.1, 2005-12-20, i386-pc-mingw32 > > attached base packages: > [1] "methods" "stats" "graphics" "grDevices" "utils" > "datasets" > [7] "base" > > > I Changed .Machine$double.eps to make the calculations LESS accurate. > My thought was that if I reduced the precision, 1-eps would return 1 > instead of some number less than 1. My thought was that if eps were > sufficiently large my sample problem would return a zero. This didn't > happen though. > > Again, any thoughts would be appreciated. > > Regards, > Barry Zajdlik > > ______________________________________________ > [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 ______________________________________________ [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
