[R] Showing which bars in a bar chart are significantly different

Sarah Goslee sarah.goslee at gmail.com
Wed Jul 6 22:52:18 CEST 2011

I'd do it by hand with either segments() or arrows() and text(), but
without a reproducible example I can't give you specific instructions.


On Wed, Jul 6, 2011 at 4:37 PM, omernevo <nevo84 at gmail.com> wrote:
> Hello,
> a probably rather stupid question to which I can't find an answer:
> I have a bar chart, and I want to present which bars are significantly
> different by placing a line with an asterisk above then (similarly to fig. 3
> in: http://jnm.snmjournals.org/content/46/4/574.figures-only).
> Does anyone have a reference where can I find some instructions how to learn
> this?
> Thanks a lot!
> Omer

Sarah Goslee

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