On 1/27/2010 10:00 AM, Richardson, Patrick wrote:
> Is there a way (with a simple plot) to select all observations greater than a
> certain value and plot them with a different color than the rest of the
> observations in the plot? (i.e. for all observations greater than 10, I want
> to plot them in red, but the rest of the observations remain black. Where can
> I find how to do this?
>
> Patrick
X <- runif(30, min=5, max=15)
Y <- rnorm(30)
plot(X, Y, col=ifelse(X > 10, 'red', 'black'), pch=16)
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>
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--
Chuck Cleland, Ph.D.
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