[R] adding error bars to lattice plots

[Austin, Matt]

Have you looked at xYplot and panel.xYplot from Dr. Harrell's Hmisc package?

--Matt

> -----Original Message-----
> From: r-help-bounces at stat.math.ethz.ch
> [mailto:r-help-bounces at stat.math.ethz.ch]On Behalf Of Mario
> Aigner-Torres
> Sent: Thursday, October 20, 2005 9:52 AM
> To: Berton Gunter; r-help at stat.math.ethz.ch
> Subject: Re: [R] adding error bars to lattice plots
> 
> 
> Thanks Bert!
> 
> I have right now a dataset that looks like this:
> 
> > tail(partition, 3)
> element run logfO2 TC buffer xAn sdXan Di Disigma
> 416 Al 36 -0.68 1180 AIR 0.734 0.007 2.10 0.02
> 417 Ca 36 -0.68 1180 AIR 0.734 0.007 1.29 0.02
> 418 Na 36 -0.68 1180 AIR 0.734 0.007 1.16 0.06
> 
> Basicaly I would like to insert error bars into a xyplot like this
> 
> > xyplot(log10(Di) ~ TC | element.ord, groups=buffer.ord, #pch=16,
> + #subset=no1140,
> + data=partition,
> + auto.key=list(columns=3),
> + )
> 
> How could llines, lsegments or perhaps panel.arrows look like?
> 
> I appreciate any help on this.
> 
> Best regards,
> 
> Mario
> 
> 
> On 10/19/05, Berton Gunter <gunter.berton at gene.com> wrote:
> >
> > ?llines, lsegments and the like can be used in the panel 
> functions to draw
> > any sort of error bar that you can compute from the x,y,... 
> data of the
> > panel.
> >
> > -- Bert Gunter
> > Genentech Non-Clinical Statistics
> > South San Francisco, CA
> >
> > "The business of the statistician is to catalyze the 
> scientific learning
> > process." - George E. P. Box
> >
> >
> >
> > > -----Original Message-----
> > > From: r-help-bounces at stat.math.ethz.ch
> > > [mailto:r-help-bounces at stat.math.ethz.ch] On Behalf Of Mario
> > > Aigner-Torres
> > > Sent: Wednesday, October 19, 2005 2:34 PM
> > > To: r-help at stat.math.ethz.ch
> > > Subject: [R] adding error bars to lattice plots
> > >
> > > Dear R-Users,
> > >
> > > how to include error bars within lattice?
> > > How should the panel = function(x,y,...){
> > > looks like?
> > > Does panel.arrows works here as well?
> > >
> > > I appreciate any help on this.
> > >
> > > Regards,
> > >
> > > Mario AT
> > >
> > > [[alternative HTML version deleted]]
> > >
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> >
> >
> 
> 	[[alternative HTML version deleted]]
> 
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