Hi Lucy, Try the gamlss.dist package, specifically the rWEI2() function.
Cheers, Josh On Wed, Sep 3, 2014 at 11:52 AM, Lucy Leigh <lucy.le...@newcastle.edu.au> wrote: > Hi, > I wish to simulate some data from a Weibull distribution. The rweibull > function in R uses the parameterisation > > 'with shape parameter a and scale parameter b has density given by f(x) = > (a/b) (x/b)^(a-1) exp(- (x/b)^a)'. > > However, it would be much more useful for me to simulate data using a > different parameterisation of the > > Weibull, with shape a1 and scale b1, namely f(x) = > a1*b1*x^(a1-1)exp(-b1*x^a1). > > However I'm not sure how to do this, as I have only ever used the random > generators that come pre-programmed in R. > > Is there a package or example someone can point me to that demonstrates > how to simulate data from any given distribution? > > Cheers, > > Lucy > > > > > [[alternative HTML version deleted]] > > ______________________________________________ > 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. > -- Joshua F. Wiley Ph.D. Student, UCLA Department of Psychology http://joshuawiley.com/ Senior Analyst, Elkhart Group Ltd. http://elkhartgroup.com Office: 260.673.5518 [[alternative HTML version deleted]] ______________________________________________ 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.
