[R] Plot two graphs with different ranges in one

[Rolf Turner]

On 3/07/2009, at 11:29 AM, Hongwei Dong wrote:

> Hi, I'm trying to plot two variables in one graph. One ranges  
> between 0 and
> 1, while the other ranges between 50 and 500. Can I plot them in  
> one graph
> with similar scale?

Yes you can, but DON'T!!!  Such graphs are terribly misleading and  
confusing.

But if you insist --- and be it on your own head --- see

http://wiki.r-project.org/rwiki/doku.php?id=tips:graphics-base:2yaxes

Don't say I didn't warn you!

	cheers,

		Rolf Turner

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