[R] Estimating Weibull parameters

[ripley@stats.ox.ac.uk]

On Tue, 6 Aug 2002, Hagen [ISO-8859-1] Schmöller wrote:

> I have a vector of Weibull distributed observations and I would like to
> estimate the parameters "shape" and "scale" of the Weibull distribution.
> Is there a way to do this in R?

Many ways.  Perhaps the simplest is function fitdistr in package MASS.
Another is via survreg() in package survival.

-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
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 272860 (secr)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595

-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-
r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html
Send "info", "help", or "[un]subscribe"
(in the "body", not the subject !)  To: r-help-request at stat.math.ethz.ch
_._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._._