Edward Tufte hates pie charts. Edward Tufte is also the only chart theorist normal people have ever heard of. And so yesterday the Internet was gripped with anti-pie fervor. My friend Tom Lee sticks ...

A data set that occurs frequently consists of the values or the percentage breakdown of several categories for two time periods. A common way of plotting these data is to use a pair of pie charts.

Pie charts help people display complex data in a colorful, organized and compact way. Microsoft Word comes with several pie charts that you can fill with data manually. Manual data entry is fine, but ...

Our lives are becoming increasingly data driven. Our phones monitor our time and internet usage and online surveys discern our opinions and likes. These data harvests are used for telling us how well ...

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Pie charts are often used to show percentages of a whole. However, Professor Adrian Barnett, a statistician at the Queensland University of Technology, and researcher Victor Ogwoma argue that ``pie ...