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Re: st: runs test?


From   Richard Goldstein <richgold@ix.netcom.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: runs test?
Date   Wed, 16 Dec 2009 10:47:39 -0500

Thanks, but Nope -- this is a one-sample test such as one might use for
residuals -- it compares runs against some threshhold -- the W-W test is
a two sample test

Ronan Conroy wrote:
> On 16 Noll 2009, at 15:03, Richard Goldstein wrote:
> 
>> does anyone know of a program to perform the Wald-Wolfowitz runs test
>> (Wald, A and Wolfowitz, J (1940), "On a test of whether two samples are
>> from the same population," _Annals of Mathematical Statistics_, 11:
>> 147-162)?  I have searched in the standard Stata ways (search, hsearch,
>> findit), but have found nothing.
> 
> . findit runs test?
> 
> leads to -runtest-, based on
> 
>     Swed, F. S., and C. Eisenhart. 1943. Tables for testing randomness
> of grouping in a sequence of
>         alternatives. Annals of Mathematical Statistics 14:  66-87.
> 
> Same animal?
> 
> Ronan Conroy
> =================================
> 
> rconroy@rcsi.ie
> Royal College of Surgeons in Ireland
> Epidemiology Department,
> Beaux Lane House, Dublin 2, Ireland
> +353 (0)1 402 2431
> +353 (0)87 799 97 95
> +353 (0)1 402 2764 (Fax - remember them?)
> http://rcsi.academia.edu/RonanConroy
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