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Re: st: gllamm question - estimating 4 random effects


From   Stas Kolenikov <[email protected]>
To   [email protected]
Subject   Re: st: gllamm question - estimating 4 random effects
Date   Tue, 13 Jul 2004 18:53:21 -0400 (EDT)

> I think I need to clarify. -gllapred- estimates subject specific
> standard deviations and means (i.e. one estimate for every subject).
> Now, if the theory is that there is a "true" subject specific effect
> and that effect is approximated as a random effect with a mean and a
> standard deviation over a series of repeated measures, then it should
> be ok to use the standard deviation of this estimate to calculate a
> weight that adjust for uncertainties in the estimate.
>
> My question is if you think that a subject specific probability weight
> could be used to model this uncertainty of the estimated random effects
> in a second model?

sound neat to me... but then those still won't be the -pweights-, but
rather -aweights-, as I thought before. Other than that... I think I need
to take a -gllamm- class either at JSM or NASUG :))

 ---                                    Stas Kolenikov
 --       Ph.D. student in Statistics at UNC-Chapel Hill
 - http://www.komkon.org/~tacik/  -- [email protected]

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