[R] fitting a distribution to a ecdf plot
f.harrell at vanderbilt.edu
Mon Nov 28 12:35:04 CET 2011
Note that fitting to the ECDF will result in a distribution estimator that
has the same mean squared error as the ECDF. That makes it difficult to see
the value of fitting.
Lathouri, Maria wrote
> Dear all,
> I need to plot an cumulative distribution plot of a variable and then to
> fit a distribution to that, probably a weibull or lognormal.
> I have plotted the ecdf as
> but I haven't managed to fit the distribution. I have as well attached the
> I would appreciate if you could help me on that.
> Thank you.
> Kind regards
> R-help@ mailing list
> PLEASE do read the posting guide
> and provide commented, minimal, self-contained, reproducible code.
Department of Biostatistics, Vanderbilt University
View this message in context: http://r.789695.n4.nabble.com/fitting-a-distribution-to-a-ecdf-plot-tp3357015p4114902.html
Sent from the R help mailing list archive at Nabble.com.
More information about the R-help