Introduction The argument of pie charts vs. bar charts is almost 100 years old, going back to Walter Eells’ paper titled “The Relative Merits of Circles and Bars for Representing Component Parts.” While pie charts are more common in business presentations, bar charts are finding increased use. There are advantages and disadvantages to both. In this […]
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Map in R In this article, you will learn how to create a really cool data visualization that appeared in the Economist. This chart looks like a map, but instead of your typical filled in maps a.k.a. choropleths, you see an area plot where a state should be. This chart gives you a lot of […]
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Madison Shake I had heard that the lines to get some food at Shake Shack are long. So when I saw a new location opening in downtown LA, I wondered how many locations does it have and how fast are they spreading across the US. The answers surprised me. Using R and previous code, I […]
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Parts-to-Whole Charts Creating good charts is difficult. Parts-to-whole charts are even more difficult to create, not technically, but to generate a higher level of efficacy. The most common parts-to-whole chart, in which you show different proportions of a measure, is a pie chart. So much so that a hotel advertised its meeting rooms with this […]
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TED Talks are a great source of information on anything and everything. They can range from in-depth discussions of ethics, robotics, and space travel to tutorials on how to tie your shoes correctly and everything in between.If you search long enough, you will also discover that there are some excellent TED Talks geared towards the […]
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