[R] User-defined random variable

[Peter Dalgaard]

Paul Smith <phhs80 at gmail.com> writes:

> Dear All
> 
> I would like to know whether it is possible with R to define a
> discrete random variable different from the ones already defined
> inside R and generate random numbers from that user-defined
> distribution.

Yes. One generic way is to specify the quantile function (as in
qpois() etc.) and do qfun(runif(N)).

-- 
   O__  ---- Peter Dalgaard             Blegdamsvej 3  
  c/ /'_ --- Dept. of Biostatistics     2200 Cph. N   
 (*) \(*) -- University of Copenhagen   Denmark      Ph: (+45) 35327918
~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk)             FAX: (+45) 35327907