Archive for Sunday, March 2nd, 2008
Tornado Charts and Dot Plots
by Jon Peltier
Peltier Technical Services, Inc., Copyright © 2008. All rights reserved.
Tornado charts are often used to compare distributions, in the form of back-to-back histograms. Tornado charts are particularly popular for comparing closely related populations, such as male and female age distributions. In this context they are known as “population pyramids”. Tornado charts are attractive, but I don’t think they are as effective as they at [...]
Posted: Sunday, March 2nd, 2008 under Charting Principles, Example Charts.
Comments: 14
