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---1936847065-1111238301-1101309010=:193006 Content-Type: TEXT/PLAIN; charset=iso-8859-1; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE On Wed, 24 Nov 2004 [EMAIL PROTECTED] wrote: > > dhyper() does not allow non-integer values for input parameters m and n. > > this is in contrast to the other functions in the _hyper() "family", I would argue that the bug was in the other functions. If not, there is a= =20 bug in the documentation, which gives no way to tell what the result=20 should mean for non-integer m, n, k. =09-thomas > # OK > dhyper(1,10,90,10) > > # NaN > dhyper(1,10.5,90,10) > > # OK > phyper(1,10,90,10) > phyper(1,10.5,90,10) > > # OK > qhyper(0.71,10,90,10) > qhyper(0.71,10.5,90,10) > > # OK > rhyper(1,10,90,10) > rhyper(1,10.5,90,10) > > > > # this "naive" version of dhyper() works > > dhyperx<-function(x,m,n,k,log=3DFALSE){ > lp<-lchoose(m, x) + lchoose(n, k-x) - lchoose( m+n, k) > if (log) {lp} else {exp(lp)} > } > > # OK > dhyperx(1,10,90,10) > dhyperx(1,10.5,90,10) > > > > Erik J=F8rgensen > Danish Institute of Agricultural Sciences > > > > --please do not edit the information below-- > > Version: > platform =3D i386-pc-mingw32 > arch =3D i386 > os =3D mingw32 > system =3D i386, mingw32 > status =3D > major =3D 2 > minor =3D 0.1 > year =3D 2004 > month =3D 11 > day =3D 15 > language =3D R > > Windows XP Professional (build 2600) Service Pack 1.0 > > Search Path: > .GlobalEnv, package:methods, package:stats, package:graphics, > package:grDevices, package:utils, package:datasets, Autoloads, package:ba= se > > ______________________________________________ > [EMAIL PROTECTED] mailing list > https://stat.ethz.ch/mailman/listinfo/r-devel > Thomas Lumley=09=09=09Assoc. Professor, Biostatistics [EMAIL PROTECTED] of Washington, Seattle ---1936847065-1111238301-1101309010=:193006-- ______________________________________________ [EMAIL PROTECTED] mailing list https://stat.ethz.ch/mailman/listinfo/r-devel