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Message-ID: <20140304172841.21042migbdcbutq8@www.staffmail.ed.ac.uk>
Date: 2014-03-04T17:28:41Z
From: Jarrod Hadfield
Subject: Complete separation example
In-Reply-To: <95F3854F-F2A0-4AD6-B0BD-AE3B3CCEEBFF@nyu.edu>

Hi Vince,

Sex effect on horn type in Soay sheep is completely separated (the  
trait is partly sex-limited):

data(SShorns)
m1<-glm(I(horn=="polled")~sex, data=SShorns, family=binomial)

Cheers,

Jarrod


Quoting Vincent Dorie <vjd4 at nyu.edu> on Tue, 4 Mar 2014 12:20:41 -0500:

> Hi list, can anyone point me to a data set that exhibits complete or  
> quasi-complete separation when fit as a glmm? It's for a vignette,  
> so something public would be ideal.
>
> With thanks,
> Vince
> _______________________________________________
> R-sig-mixed-models at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-sig-mixed-models
>
>



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