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Re: [S] bootstrap on nlme

daemon@ATHENA.MIT.EDU (Prof Brian Ripley)
Wed Aug 18 06:29:02 1999

Message-Id: <199908181023.LAA10948@toucan.stats.ox.ac.uk>
Date: Wed, 18 Aug 1999 11:23:23 +0100 (BST)
From: Prof Brian Ripley <ripley@stats.ox.ac.uk>
Reply-To: Prof Brian Ripley <ripley@stats.ox.ac.uk>
To: S-news@wubios.wustl.edu, VPIOTROV@janbe.jnj.com
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> From: "Piotrovskij, Vladimir [JanBe]" <VPIOTROV@janbe.jnj.com>

> Dear S-plus users,
> I want to use bootstrap to estimated SE of estimates of standard deviations
> of random effects as produced by nlme 3.1. The bootstrap() function is not
> applicable since it resamples observations, not clusters (individuals in my
> case). I would appreciate any ideas/suggestions. I use S-PLUS version 4.0
> release 2 for Win.

Look at library boot, for which there is a Windows version, I believe
on statlib.

-- 
Brian D. Ripley,                  ripley@stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272860 (secr)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595

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