On Thu, Mar 14, 2013 at 8:07 AM, David Hoaglin <dchoaglin@gmail.com> wrote:
> Andrew,
>
> I think of Jay's suggestion as equivalent to taking a mixture of the 6
> categories as the basis for the centering. In that mixture, the weight
> for each category would be its proportion in your data or in a
> relevant population. Approached in that way, the contribution to the
> constant term should not be too difficult to interpret.
Yes, that's what I meant.
Jay
--
JVVerkuilen, PhD
jvverkuilen@gmail.com
"It is like a finger pointing away to the moon. Do not concentrate on
the finger or you will miss all that heavenly glory." --Bruce Lee,
Enter the Dragon (1973)
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