[R] RE : Re: Change the mode of a list

justin bem justin_bem at yahoo.fr
Fri Apr 20 16:59:34 CEST 2007


see ?unlist


--- Soare Marcian-Alin <soarealin at gmail.com> a écrit :

> Hello,
> 
> I dont know if it works, but try: storage.mode(xxx)
> = "numeric"
> 
> Alin
> 
> 2007/4/20, Felix Wave <felix-wave at vr-web.de>:
> >
> > Hello,
> > can anybody tell me a easy way to change the mode
> of an "aggregate list"
> > to "numeric"?
> > I found a solution but I looks cruel.
> >
> > Thank's
> > Felix
> >
> > PS: In the past you have asked what I am doing. I
> have to evaluate
> > measures of two
> > gauges of our university. The aim is to get an
> answer which one is better.
> >
> >
> >
> > > mode(MEAN)
> > [1] "list"
> > > mode(MEASURE)
> > [1] "numeric"
> >
> >
> > MEAN    <- aggregate(INPUT[,3],
> by=list(INPUT[,2],INPUT[,1]), FUN=mean)
> >
> > MODE <- matrix(c(MEAN[,2],MEAN[,1],MEAN[,3]),
> ncol=3, byrow=FALSE )
> > x <-  MODE[,1] -1
> > y <- (MODE[,2] -1) / 10
> >
> > MEASURE <- matrix(c(MODE[,2],MODE[,1],MODE[,3]),
> ncol=3, byrow=FALSE )
> >
> > ______________________________________________
> > R-help at stat.math.ethz.ch mailing list
> > https://stat.ethz.ch/mailman/listinfo/r-help
> > PLEASE do read the posting guide
> > http://www.R-project.org/posting-guide.html
> > and provide commented, minimal, self-contained,
> reproducible code.
> >
> 
> 	[[alternative HTML version deleted]]
> 
> ______________________________________________
> R-help at stat.math.ethz.ch mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained,
> reproducible code.
> 


Justin BEM
Elève Ingénieur Statisticien Economiste
BP 294 Yaoundé.
Tél (00237)9597295.



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