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Re: st: Re:generating a chi2 distribution in version 9


From   Maarten buis <[email protected]>
To   [email protected]
Subject   Re: st: Re:generating a chi2 distribution in version 9
Date   Sun, 1 Feb 2009 22:57:06 +0000 (GMT)

--- "Victor M. Zammit" <[email protected]> wrote:
> > I need to generate dataset from a chi2(1) distribution. I have
> > Stata version 9 

--- Maarten buis <[email protected]> wrote:
> gen x = invchi2(1,uniform())

The logic behind this approach is discussed here:
http://en.wikipedia.org/wiki/Inverse_transform_sampling

I hope this clarifies my rather cryptic answer a bit.

-- Maarten

-----------------------------------------
Maarten L. Buis
Department of Social Research Methodology
Vrije Universiteit Amsterdam
Boelelaan 1081
1081 HV Amsterdam
The Netherlands

visiting address:
Buitenveldertselaan 3 (Metropolitan), room N515

+31 20 5986715

http://home.fsw.vu.nl/m.buis/
-----------------------------------------


      
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