Re: st: random allocation three-way cross-over design

[Stas Kolenikov <skolenik@gmail.com>]

On Sat, May 1, 2010 at 8:30 AM, Hadewijch Vandenheede
<hvdheede@vub.ac.be> wrote:
> I wish to generate a randomization scheme for a 3-way cross-over study with
> three treatments.
>
> I'm trying to establish such scheme with 'ralloc' but it doesn't seem to
> work out, because it can only handle 2-way cross-over designs.
>
> Is there another way of doing this?

I know very little about experiment design (although I took a couple
of classes back in grad school 10 years ago), but I imagine that if
you can get the complete design matrix, you can permute its rows and
randomly assign your experimental units to these rows.

-- 
Stas Kolenikov, also found at http://stas.kolenikov.name
Small print: I use this email account for mailing lists only.
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