[R] how to plot mean+/-SD from externally calculated values

[David Winsemius]

On Nov 19, 2009, at 7:38 PM, Dan Kortschak wrote:

> Thank you for that, you have helped amazingly.Are you also able to  
> point
> me to a barplot equivalent?

It is a great puzzle to me that people do not work through the  
examples on a help page. Can you offer me a sensible explanation for  
that phenomenon?

-- 
David
>
> Dan
>
> On Thu, 2009-11-19 at 18:53 -0500, David Winsemius wrote:
>>> install.packages("plotrix")
>>> library(plotrix)
>>> ?plotCI
>>
>

David Winsemius, MD
Heritage Laboratories
West Hartford, CT