Pie Chart

How do I know if my figure is too complicated?

One of the key things every statistician needs to learn is how to create informative figures and graphs. Sometimes, it is easy to use off-the-shelf plots like barplots, histograms, or if one is truly desperate a pie-chart. But sometimes the information you are trying to communicate requires the development of a new graphic. I am currently working on a project with a graduate student where the standard illustration are Venn Diagrams - including complicated Venn Diagrams with 5 or 10 circles.

Sunday data/statistics link roundup (4/22)

Now we know who is to blame for the pie chart. I had no idea it had been around, straining our ability to compare relative areas, since 1801. However, the same guy (William Playfair) apparently also invented the bar chart. So he wouldn’t be totally shunned by statisticians. (via Leonid K.) A nice article in the Guardian about the current group of scientists that are boycotting Elsevier. I have to agree with the quote that leads the article, “All professions are conspiracies against the laity.