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st: RE: nonparametric combination of univariate tests


From   "Nick Cox" <n.j.cox@durham.ac.uk>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: RE: nonparametric combination of univariate tests
Date   Thu, 25 May 2006 21:58:26 +0100

Is -permute- of use to you? 

Nick 
n.j.cox@durham.ac.uk 

Dimitriy V. Masterov
 
> I have two related questions:
> 
> (1) Does anyone know if there exists a user-written routine to conduct
> nonparametric combination of univariate tests based on the approach of
> Pesarin (1990, 2001)? In particular, I would like to perform a
> two-sample multivariate NPC test.
> 
> (2) What is the most efficient way to obtain random permutations of a
> data set of vector-valued outcomes with a treatment and a control
> group of unequal size? Is it better to vectorize the data and use Mata
> or to use something like bsample for this? In the end, I would like to
> look at a large set of random reassignments of rows (corresponding to
> individuals) to either treatment or control status. I would like to
> calculate some test statistics for each data permutation and store
> them.

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