[R] How to add error bars to a line xyplot (lattice package)

William Revelle lists at revelle.net
Tue Jan 27 17:09:08 CET 2015

You might want to look at the examples in error.bars.by  in the psych package.


> On Jan 26, 2015, at 7:58 PM, Jun Shen <jun.shen.ut at gmail.com> wrote:
> Dear list,
> I have a couple of lines (superimposed) in an xyplot and just want to add
> error bars to each of the data point. It's been a while since this question
> was asked last time. But the segplot from latticeExtra is not straight
> forward. Just wonder if there is a better way to do this. Appreciate for
> any comment. Thanks.
> Jun
> 	[[alternative HTML version deleted]]
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William Revelle		           http://personality-project.org/revelle.html
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