Re: [R] about Cox-Box transformation

From: Stefano Sofia <stefano.sofia_at_regione.marche.it>
Date: Fri 10 Feb 2006 - 00:24:02 EST

Paulo,
thank you for the straightforward hint. But then, I should use the Box-Cox transformation to a set of data, whose class at the moment is data.frame. The help says only lm and aov objects can be handled. What should I do?

thank you
Stefano

On Thu, 2006-02-09 at 10:56 -0200, Paulo Justiniano Ribeiro Jr wrote:
> first load the package with:
>
> require(MASS)
>
> and then use the boxcox() function
>
>
> On Thu, 9 Feb 2006, Stefano Sofia wrote:
>
> > Date: Thu, 09 Feb 2006 11:51:02 +0000
> > From: Stefano Sofia <stefano.sofia@regione.marche.it>
> > To: r-help@stat.math.ethz.ch
> > Subject: [R] about Cox-Box transformation
> >
> > Dear R-users,
> > I am using R version 1.8.0-1 under Suse 8.2.
> > I need to use the boxcox command because I want to apply a Cox-Box
> > transformation to a vector of rainfall values.
> > Within the libraries, the MASS library is present, but I don't know
> > whether this means that is automatically installed or not.
> > The command doesn't work. What do I have to do in order to make it
> > working? Is just a problem of installation or simply of recalling the
> > right command?
> >
> > thank you for your help
> > Stefano
> >
> > ______________________________________________
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> >
> >
>
> Paulo Justiniano Ribeiro Jr
> LEG (Laboratório de Estatística e Geoinformação)
> Departamento de Estatística
> Universidade Federal do Paraná
> Caixa Postal 19.081
> CEP 81.531-990
> Curitiba, PR - Brasil
> Tel: (+55) 41 3361 3573
> Fax: (+55) 41 3361 3141
> e-mail: paulojus@est.ufpr.br
> http://www.est.ufpr.br/~paulojus



R-help@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 Received on Fri Feb 10 00:38:34 2006

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