On Sun, Jun 12, 2011 at 12:44 PM, Tiago Pereira <tiago.pere...@mbe.bio.br> wrote:
> The test I am working on has an asymptotic 0.5*chi2(1)+0.5*chi2(2) > distribution, where numbers inside parenthesis stand for the degrees of > freedom. Is is possible to compute quickly in R the cumulative distribution > of that distribution? > There appear to be pchibar() functions in both the ibdreg and ic.infer packages that should do want you want. Simulation is also fairly efficient. -thomas -- Thomas Lumley Professor of Biostatistics University of Auckland ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.