[R] Merging value labels into indicator variable.
petr.pikal at precheza.cz
Wed Feb 27 08:20:17 CET 2013
can not resist
Var001 <- (NAM>=7 & NAM<=9)*1
> -----Original Message-----
> From: r-help-bounces at r-project.org [mailto:r-help-bounces at r-
> project.org] On Behalf Of Tasnuva Tabassum
> Sent: Tuesday, February 26, 2013 7:03 PM
> To: Berend Hasselman
> Cc: R help
> Subject: Re: [R] Merging value labels into indicator variable.
> Thanx all, I found my answer. I prefer Peter's second solution.
> On Tue, Feb 26, 2013 at 11:59 PM, Berend Hasselman <bhh at xs4all.nl>
> > On 26-02-2013, at 18:45, Tasnuva Tabassum <t.tasnuva at gmail.com>
> > > I have a vaiable named NAM having value : 1,2,3,4,5,6,7,8,9. I
> > > to make an indicator variable that will take value 1 if NAM=7 or
> > > NAM=8 or NAM=9. How can I do that?
> > > I usually do: Var001<- ifelse(NAM==7,1,0) for the simplest case.
> > How about
> > Var001<- ifelse(NAM>=7 & NAM<=9,1,0)
> > Berend
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