[R] How to plot error bars

Sven Garbade garbade at psy.uni-muenchen.de
Thu Nov 9 12:09:16 CET 2000

Mike Beddo wrote:
> I'm a newcomer to R. I can't seem to find any documentation how to add
> error bars to points in scatter plots. I guess I could plot the points,
> then compute and plot line segments in the X and/or Y directions to
> represent the errors?


maybe you want to look at:


there´s a nice example with barplots.

Bye, Sven
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