Re: [R] Inverse fuction of ecdf

From: Geoffrey Zhu <gzhu_at_peak6.com>
Date: Sun 28 Jan 2007 - 23:06:04 GMT


Hi Benilton,

I tried this. It sort of works, but the results are not very satisfactionary. The 3rd moment and higher do not match those of the original by a large difference. Do you have any better way to do this?

Thanks,
Geoffrey

-----Original Message-----
From: Benilton Carvalho [mailto:bcarvalh@jhsph.edu] Sent: Sunday, January 28, 2007 4:45 PM
To: Geoffrey Zhu
Cc: r-help@stat.math.ethz.ch
Subject: Re: [R] Inverse fuction of ecdf

?quantile

b

On Jan 28, 2007, at 5:41 PM, Geoffrey Zhu wrote:

> Hi Everyone,
>
> I want to generate some random numbers according to some empirical
> distribution. Therefore I am looking for the inverse of an empirical
> cumulative distribution function. I haven't found any in R. Can anyone

> give a pointer?
>
> Thanks,
> Geoffrey

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