[R] betareg question - keeping the mean fixed?

Bettina Gruen Bettina.Gruen at jku.at
Mon Sep 5 00:44:08 CEST 2011

On 09/02/2011 07:20 PM, betty_d wrote:
> Thanks for your response, that does work, however, it is still not quite what
> want. I would like to tell betareg what the mean is (in my case, 0.5) and
> force it to use that value. Is this possible?

AFAIK package betareg currently does not allow you to fix the mean and only 
estimate the precision parameters.


Bettina Grün
Institut für Angewandte Statistik / IFAS
Johannes Kepler Universität Linz
Altenbergerstraße 69
4040 Linz, Austria

Tel: +43 732 2468-5889
Fax: +43 732 2468-9846
E-Mail: Bettina.Gruen at jku.at

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