[R] subset problem
Liaw, Andy
andy_liaw at merck.com
Wed Feb 22 19:14:51 CET 2006
You need year == 2002.
Andy
From: I.Szentirmai
>
> Dear All,
>
> I'm trying to run a model on a subset of my data
> identified by year = 2002. Does anyone know whats wrong
> with the syntax below:
>
> glmmPQL(desm~desdat,random=~1|male,family=quasibinomial,
> data=mcare,subset=year=2002)
>
> I get an error message all the time, but it worked with
> string variables (like: subset=sex=="M").
>
> Thanks,
> Istvan
>
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