[R] Plot means with error bars - A novice needs help

glaporta glaporta at freeweb.org
Wed Oct 8 09:14:17 CEST 2008

Dear Michael,
take a look at plotmeans in gplots library.


Hope this helps,

Michael Just wrote:
> Hello,
> I'd appreciate a suggestion on how to construct plots (barplots?) that use
> means on the Y axis instead of density/count. I'd also like to use groups
> and plot error or confidence interval bars on these graphs. I know this is
> a
> read the manual situation. I'd appreciate help with what to read, or your
> benevolence with some sample code.
> I've looked at lattice and gplots2, but given my beginner status my
> efforts
> are not propelling me very far.
> Thank you kindly,
> Michael Just
> 	[[alternative HTML version deleted]]
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> and provide commented, minimal, self-contained, reproducible code.

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