On Wed, 18 Jan 2006 [EMAIL PROTECTED] wrote: > Full_Name: Utz J. Pape > Version: 2.2.0 > OS: linux > Submission from: (NULL) (141.14.23.12) > > > If I use phyper and set parameter x equal to k (meaning that all balls I draw > are white) phyper returns 1 which is not (always) correct:
I think you are confusing this with dhyper. How can you possibly get more white balls than exist in the urn? That you cannot is what p = 1 is telling you. We do quite specifically ask you not to report on obselete versions of R. Of course, as this is NOT A BUG, it is the same in the current R. > > [EMAIL PROTECTED]:~> R2.2.0 --vanilla > > R : Copyright 2005, The R Foundation for Statistical Computing > Version 2.2.0 (2005-10-06 r35749) > ISBN 3-900051-07-0 > > R is free software and comes with ABSOLUTELY NO WARRANTY. > You are welcome to redistribute it under certain conditions. > Type 'license()' or 'licence()' for distribution details. > > R is a collaborative project with many contributors. > Type 'contributors()' for more information and > 'citation()' on how to cite R or R packages in publications. > > Type 'demo()' for some demos, 'help()' for on-line help, or > 'help.start()' for a HTML browser interface to help. > Type 'q()' to quit R. > >> x <- 10; m <- 20; n <- 5; k <- 10 >> phyper(x,m,n,k) > [1] 1 >> choose(m,x) * choose(n,k-x) / choose(m+n,k) > [1] 0.05652174 >> version > _ > platform i686-pc-linux-gnu > arch i686 > os linux-gnu > system i686, linux-gnu > status > major 2 > minor 2.0 > year 2005 > month 10 > day 06 > svn rev 35749 > language R >> sessionInfo() > R version 2.2.0, 2005-10-06, i686-pc-linux-gnu > > attached base packages: > [1] "methods" "stats" "graphics" "grDevices" "utils" "datasets" > [7] "base" > > ______________________________________________ > R-devel@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-devel > > -- Brian D. Ripley, [EMAIL PROTECTED] Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ University of Oxford, Tel: +44 1865 272861 (self) 1 South Parks Road, +44 1865 272866 (PA) Oxford OX1 3TG, UK Fax: +44 1865 272595 ______________________________________________ R-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-devel
