On 30 Mar 2006 22:41:51 +0200, Peter Dalgaard <[EMAIL PROTECTED]> wrote:
>Not quite sure whether
>
>   time ~ drink + video + Error(video:drink)
>
> works. It might, although it is a bit unnatural to have a random
> interaction between to systematic effects.

   This exactly reproduces the given SAS output.  Whether it's
actually the right model to use, given the problem, is a different
question.  And luckily not one I have to answer.

-- Chris

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