[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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