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From: Jerome BENOIT <jgmbenoit@wanadoo.fr>
To: gsl-discuss@sources.redhat.com
Subject: Re: discret random distributions: test
Date: Tue, 21 Dec 2004 17:12:00 -0000	[thread overview]
Message-ID: <41C8594D.90707@wanadoo.fr> (raw)
In-Reply-To: <16840.19530.535732.244729@network-theory.co.uk>

Hello,

thank you very much for the answer.

Brian Gough wrote:
> Jerome BENOIT writes:
>  > I have just read in the source (GSL 1.5) the tests made
>  > to check the discret random distributions, but I cannot
>  > clearly figure out the idea behind the test:
>  > any hint is welcome.
> 
> randist/test.c samples the distribution and compares the resulting
> histogram with the pdf itself to see if they are compatible within
> statistical errors.
> 

I understood the sampling part and the comparing part.
What confuses me is the compatibility criteria.
In particular, why the undimensionless sigma
variable (a difference over a square root) is compare
to a dimensionless value (a constant) ?


Thanks,
Jerome

  reply	other threads:[~2004-12-21 17:12 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-12-19 18:22 Jerome BENOIT
2004-12-21 17:00 ` Brian Gough
2004-12-21 17:12   ` Jerome BENOIT [this message]
2004-12-24 19:00     ` Brian Gough
2004-12-24 19:36       ` Jerome BENOIT
2004-12-25  6:16         ` Robert G. Brown
2004-12-25 20:26           ` Jerome BENOIT

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