Gregory (Greg) L. Snow Ph.D.
Statistical Data Center
Intermountain Healthcare
greg.snow at imail.org
801.408.8111
> -----Original Message-----
> From: r-help-bounces at r-project.org [mailto:r-help-bounces at r-
> project.org] On Behalf Of Michael Charles Bailey I
> Sent: Wednesday, October 12, 2011 6:46 PM
> To: r-help at r-project.org
> Subject: [R] US States percentage change plot
>
> Hi, I would like to make a plot of the US states (or lower 48) that are
> colored based upon a percentage change column. Ideally, it would
> gradually
> be more blue the larger the positive change, and more red the more
> negative
> is the change.
>
> The data I have looks like:
>
> State Percent.Change
> 1 Alabama 0.004040547
> 2 Alaska -0.000202211
> 3 Arizona -0.002524567
> 4 Arkansas -0.008525333
> 5 California 0.001828754
> 6 Colorado 0.011116150
>
> I have read help for the maps library and similar plots online but
> can't
> grasp how to map the percentage.change column to the map. thank in
> advance,
>
> Michael Bailey
>
> [[alternative HTML version deleted]]
>
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