library(MASS) ?fitdistr You can also use survreg (survival) and glm (with some help from functions in MASS for the shape).
On Mon, 24 Nov 2003, Dominique Couturier wrote: > I'm looking for a classic equivalent of the wle.gamma function (library > wle) that estimate robustly the shape and the scale parameters of gamma > data. > I have a vector of iid gamma rv : > >data=rgamma(100,shape=10,scale=3) > and a vector of their weights: > >weights=c(rep(.5/70,70),rep(.25/20,20),rep(.25/10,10)) > and want to estimate the scale and shape of the gamma distribution. > Does such a function exists? -- Brian D. Ripley, [EMAIL PROTECTED] Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ University of Oxford, Tel: +44 1865 272861 (self) 1 South Parks Road, +44 1865 272866 (PA) Oxford OX1 3TG, UK Fax: +44 1865 272595 ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help
