Re: Binomial Models
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Re: Binomial Models

>I am using a family model to look at the variance components of a binary 
>trait (single or multi-stemmed) in forest trees.  Using the !bin qualifier 
>I get the variance components, but their standard errors bear no 
>relationship to their significance as judged with the LRT - SE's of <1 can 
>have a LL diference of >100!.

I'm a bit surprised.
I'll have a closer look when \i get home.

>Presumably I can use the variance components directly in heritability 
>Is their any way of running a bivariate binomial model?  Using the !bin 
>qualifier in a bivariate model causes ASREML to crash.

Bivariate binomial models are not avaiablr; sorry.

Arthur (in UK)