[R] error bars

Tue Apr 4 22:54:53 CEST 2000

Use the arrows function for the bars.
for example
 arrows(x0,y0, x0, y+se, angle= 90, length= 0.05)

                    "John D. Barnett"                                                                         
                    <jdb at young39.wi.mit.        To:     R Help list <r-help at stat.math.ethz.ch>                
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                    owner-r-help at stat.ma                                                                      
                    th.ethz.ch                                                                                

                    04/04/00 03:52 PM                                                                         

How can I produce a plot in R with error bars?

Thanks.

-John Barnett

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