(Ted Harding) wrote: >On 01-Sep-05 Caio Lucidius Naberezny Azevedo wrote: > > >>Hi all, >> >>Could anyone tell me if there is any package (or function) that >>generates values from a multivariate skew normal distribution? >> >>Thanks all, >> >>Caio >> >> > >Hello, Caio > >Please tell us what you mean by "skew normal distribution". > >Since normal (i.e. gaussian) distributions are not skew, you > > Well, but then somebody (Azzalini?) coined the term skew-normal, which you can read about at http://azzalini.stat.unipd.it//SN or simply do library(help=sn) # after installing from CRAN. This family is obtained by skewing a normal family, hence the name. You can also skew a t -family or whatever other symmetric family you like.
I found this usefull for modelling. Kjetil >presumably mean something different from what you said, so >unless we understand this more clearly it is unlikely that >anyone can make a suggestion which would meet your needs. > >With best wishes, >Ted. > > >-------------------------------------------------------------------- >E-Mail: (Ted Harding) <[EMAIL PROTECTED]> >Fax-to-email: +44 (0)870 094 0861 >Date: 01-Sep-05 Time: 15:02:37 >------------------------------ XFMail ------------------------------ > >______________________________________________ >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 > > > > > -- Kjetil Halvorsen. Peace is the most effective weapon of mass construction. -- Mahdi Elmandjra -- Internal Virus Database is out-of-date. Checked by AVG Anti-Virus. ______________________________________________ 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