[R] probit etc. for dose-response modeling

Prof Brian D Ripley
Wed, 28 Aug 2002 08:19:12 -0000

Sounds like you need to dichotomize.

More generally, R can only fit a fully-specified statistical model.
Specifying the model is the hard part of applied statistics.

On Wed, 28 Aug 2002, Johannes Ranke wrote:

> the "healthy status" of our cells is around 1, and if they are
> inactive, they are around 0. Values > 1 and < 0 do occur.
>
>

--
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
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