Posts Tagged ‘ maps package ’

Example 8.31: Choropleth maps

March 22, 2011
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Example 8.31: Choropleth maps

In our book, we show a simple example of a map (section 6.4.2) where we read the boundary files as data sets and use SAS and R to plot them. But both SAS and R have complex functionality for using pre-compiled map data. To demonstrate them, we'll sho...

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Analysis and Mapping of Kansas Judicial Retention Elections by County Using R

February 19, 2011
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by Earl F. Glynn, Kansas Watchdog This article describes how the data obtained from scraping 105 pages of county election data were analyzed and mapped using R. Background The Kansas Secretary of State published Nov. 2010 election results online, inclu...

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