Re: contrained linear regression

[Spencer Graves <spencer.graves@PDF.COM>]

Have you considered removing the constraint(s) by reparamaterization? 
Then get whatever confidence intervals and tests you want by inverting 
the mapping.
hope this helps.  spencer graves

cbirrell@uow.edu.au wrote:
> Dear all, 
> Further to Nicola's problem, I'm trying to perform a  linear 
> mixed effects model with constrained fixed (and  possibly 
> random) parameters. I have also looked in help files with no 
> luck.
> Any comments may be able to help both of us.
>
> Thanks 
> Carole Birrell
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