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From "Brent Worden" <br...@worden.org>
Subject RE: [math] A bug in org.apache.commons.math.stat.univariate.rank.Percentile, ver 1.5?
Date Sat, 27 Sep 2003 04:58:05 GMT
I just submitted a patch that fixes this bug.

Brent Worden
http://www.brent.worden.org 

> -----Original Message-----
> From: Mark R. Diggory [mailto:mdiggory@latte.harvard.edu]
> Sent: Thursday, September 11, 2003 11:02 AM
> To: Jakarta Commons Developers List
> Subject: Re: [math] A bug in
> org.apache.commons.math.stat.univariate.rank.Percentile, ver 1.5?
> 
> 
> Thanks Sherwin, I'm a little buisy today, but this is an easy fix and 
> test to do. I'll try to look at it this evening.
> 
> -Mark
> 
> 
> Sherwin Wang wrote:
> 
> > Hi,
> > 
> > Using this code, we can see the problem.
> > 
> >       double[] d = new double[]{1, 2, 3};
> >       Percentile p = new Percentile(75);
> >       p.evaluate(d);
> > 
> > The fix seems to replace line 148 from
> >       if (pos > n) {
> > to
> >       if (pos >= n) {
> > 
> > Please let me know after the bug is fixed or how I can change the code.
> > 
> > Best regards,
> > 
> > Sherwin Wang
> > 212-454-2751
> > Insight Project Development, Deutsche Bank
> > 23rd West, 280 Park Av. NYC, NY 10017
> > 


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