1. However, there are pros and cons to both classified and unclassified choropleth maps . 2. The earliest known choropleth map was created in 1826 by Baron Pierre Charles Dupin. 3. A proportional symbol map is better than choropleth maps for showing raw data totals. 4. Choropleth maps portray data collection areas, such as counties or census tracts, with color.5. A choropleth map that visualizes the fraction of Australians that identified as Anglican at the 2011 census 6. A political scientist might prefer having information mapped within clearly delineated county boundaries ( choropleth maps ). 7. The raw data on proportional symbol maps go hand in hand with the data shown on choropleth maps . 8. Choropleth maps use color hue and intensity to contrast differences between regions, such as demographic or economic statistics.9. If appropriately approached, it is far superior to choropleth maps in relaying statistical data within areas of interest. 10. Maps of this type are called choropleth maps , which have several well-known problems that can result in interpretation bias.
