[R] Error.bars

jim holtman jholtman at gmail.com
Thu Mar 12 02:05:48 CET 2009


It would appear there is not a carriage return in the sequence
')))g=";  I assume that was the unexpected character.  Better
formatting would be useful.

On Wed, Mar 11, 2009 at 7:49 PM, Sueli Rodrigues <srodrigu at esalq.usp.br> wrote:
>
> Hi,
> I'm studying the Michael J. Crawley book (Statistics An Introduction using
> R)and I'm trying to reproduce one example (page 168) for plot a barplot
> with error bars, but when I put the function I receive the following
> message. Please, could someone told me what's wrong?
>
> error.bars=function(yv,z,nn){xv=barplot(yv,ylim=c(0,(max(yv)+max(z))),names=nn,ylab=deparse(substitute(yv)))g=(max(xv)-min(xv))/50
> for(i in
> 1:length(xv)){lines(c(xv[i],xv[i]),c(yv[i]+z[i],yv[i]-z[i]))lines(c(xv[i]-g,xv[i]+g),c(yv[i]+z[i],yv[i]+z[i]))lines(c(xv[i]-g,xv[i]+g),c(yv[i]-z[i],yv[i]-z[i]))}}
>
> Erro: unexpected symbol in
> "error.bars=function(yv,z,nn){xv=barplot(yv,ylim=c(0,(max(yv)+max(z))),names=nn,ylab=deparse(substitute(yv)))g"
>
>
> Sueli Rodrigues
>
> Eng. Agrônoma - UNESP
> Mestranda - USP/ESALQ
> PPG-Solos e Nutrição de Plantas
> Fones (19)93442981
>      (19)33719762
>
> ______________________________________________
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> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>



-- 
Jim Holtman
Cincinnati, OH
+1 513 646 9390

What is the problem that you are trying to solve?




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