A univariate choropleth map such as this one overlays a single set of data onto the base map. Here we see acres of corn harvested for grain across the US. The use of six groupings for data points makes the map relatively easy to decipher.
Sunday, December 5, 2010
Univariate choropleth map
A univariate choropleth map such as this one overlays a single set of data onto the base map. Here we see acres of corn harvested for grain across the US. The use of six groupings for data points makes the map relatively easy to decipher.
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