Re: [R] error bars on xy plots and barplots and histograms

From: Frank E Harrell Jr <f.harrell_at_vanderbilt.edu>
Date: Fri 07 Oct 2005 - 12:45:02 EST

Andrew Robinson wrote:

> Chris,
> 
> computation of confidence intervals is left to the user.  Showing them
> can be achieved using the arrows() function.
> 
> I hope that this helps,
> 
> Andrew

Also do ?xYplot after installing the Hmisc package. -Frank

> 
> On Thu, Oct 06, 2005 at 08:19:27AM -0600, Chris Buddenhagen wrote:
> 

>>Dear all
>>
>>I have yet to find code for making and showing error bars. Is there some
>>idea that the simple presentation of confidence intervals is not " good
>>statistics"?
>>
>>Any leads appreciated.
>>
>>Chris Buddenhagen, Botany Department, Charles Darwin Research Station, Santa
>>Cruz,Galapagos. Mail: Charles Darwin Foundation, Casilla 17-01-3891 Avenida
>>6 de Diciembre N36-109 y Pasaje California Quito, ECUADOR
>>
>>
>>
>>
>>
>>
>>
>>______________________________________________________________________
>>EL CONTENIDO DE ESTE MENSAJE ES DE ABSOLUTA RESPONSABILIDAD DEL AUTOR.
>>FUNDACION CHARLES DARWIN
>>WWW.DARWINFOUNDATION.ORG
>>
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>
>
-- 
Frank E Harrell Jr   Professor and Chair           School of Medicine
                      Department of Biostatistics   Vanderbilt University

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Received on Fri Oct 07 13:27:42 2005

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