Re: [R] Error.bars

2009-03-12 Thread Frank E Harrell Jr

Sueli Rodrigues 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



This is the notorious dynamite plot which causes distorted
perceptions, has an arbitrary base, and other problems.  See 
http://biostat.mc.vanderbilt.edu/DynamitePlots for more

information.

Frank
--
Frank E Harrell Jr   Professor and Chair   School of Medicine
 Department of Biostatistics   Vanderbilt University

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[R] error.bars

2009-03-11 Thread Sueli Rodrigues

Hi, I'm trying to use the function error.bars, but the program don't
find it, and I dont't found any package with this function. Is there some
another functin to draw barplots with error bars?

Sueli Rodrigues

Eng. Agrônoma - UNESP
Mestranda - USP/ESALQ
PPG-Solos e Nutrição de Plantas
Fones (19)93442981
  (19)33719762

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and provide commented, minimal, self-contained, reproducible code.


Re: [R] error.bars

2009-03-11 Thread David Winsemius


http://finzi.psych.upenn.edu/R/library/psych/html/error.bars.html


On Mar 11, 2009, at 3:57 PM, Sueli Rodrigues wrote:



Hi, I'm trying to use the function error.bars, but the program don't
find it, and I dont't found any package with this function. Is there  
some

another functin to draw barplots with error bars?

Sueli Rodrigues

Eng. Agrônoma - UNESP
Mestranda - USP/ESALQ
PPG-Solos e Nutrição de Plantas
Fones (19)93442981
 (19)33719762

__
R-help@r-project.org 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.


David Winsemius, MD
Heritage Laboratories
West Hartford, CT

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Re: [R] error.bars

2009-03-11 Thread Tal Galili
Hi Sueli,

Try this:
http://users.fmg.uva.nl/rgrasman/rpages/2005/09/error-bars-in-plots.html
and this:
http://egret.psychol.cam.ac.uk/statistics/R/graphs1.html



On Wed, Mar 11, 2009 at 9:57 PM, Sueli Rodrigues srodr...@esalq.usp.brwrote:


 Hi, I'm trying to use the function error.bars, but the program don't
 find it, and I dont't found any package with this function. Is there some
 another functin to draw barplots with error bars?

 Sueli Rodrigues

 Eng. Agrônoma - UNESP
 Mestranda - USP/ESALQ
 PPG-Solos e Nutrição de Plantas
 Fones (19)93442981
  (19)33719762

 __
 R-help@r-project.org 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.




-- 
--


My contact information:
Tal Galili
Phone number: 972-50-3373767
FaceBook: Tal Galili
My Blogs:
www.talgalili.com
www.biostatistics.co.il

[[alternative HTML version deleted]]

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[R] Error.bars

2009-03-11 Thread Sueli Rodrigues

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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R-help@r-project.org mailing list
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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.


Re: [R] Error.bars

2009-03-11 Thread jim holtman
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 srodr...@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

 __
 R-help@r-project.org 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.




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

What is the problem that you are trying to solve?

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