Thank you David and Joseph.
I am a bit baffled by the assertion that 50 clusters
and 410 observations is a small sample size. I know is
not big, but I would not consider it small either.
Joseph wrote:
> In ignorance about Ricardo's objectives and the
> subject matter, about the only suggestions that come
> to mind about whether the approach is justifiable
> is to consider the assumptions made in the process.
The question posed in this phase of analysis is rather
simple: Which physician and patient characteristics
are important in predicting patient referral?
Regards,
Ricardo.
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