From: Paul A Bristow (pbristow_at_[hidden])
Date: 2008-05-05 06:19:10
>-----Original Message-----
>From: boost-bounces_at_[hidden]
>[mailto:boost-bounces_at_[hidden]] On Behalf Of Johan Råde
>Sent: 05 May 2008 07:43
>To: boost_at_[hidden]
>Subject: [boost] [Math Statistical Distributions]
>Hypergeometric distribution
>
>Hi John,
>
>Do you have any plans to add support for the hypergeometric
>distribution?
>That distribution is important for the Fisher exact test for
>independence in a 2x2 table.
A brief glance shows that Wikipedia lacks a formula for the cdf
but http://portal.acm.org/citation.cfm?id=151271.151274 looks promising
An accurate computation of the hypergeometric distribution function
Full text pdf formatPdf (676 KB)
Source ACM Transactions on Mathematical Software (TOMS) archive
Volume 19 , Issue 1 (March 1993) table of contents
Pages: 33 - 43
Year of Publication: 1993
ISSN:0098-3500
Author
Trong Wu Southern Illinois Univ., Edwardsville
but I don't have immediate access to the full article pdf.
Suggestions?
MathCAD appears to offer the density, cumulative and inverse, so this could provide some independent test values.
So I might be persuaded to tackle this (rather tedious - the formulae look a bit messy) task.
Paul
--- Paul A Bristow Prizet Farmhouse, Kendal, Cumbria UK LA8 8AB +44 1539561830 & SMS, Mobile +44 7714 330204 & SMS pbristow_at_[hidden]