Donut chart

76 posts
Saying no thanks to a box of donuts

As I reported last week, the Department of Education for Delaware is running a survey on dashboard design. The survey link is here. One of the charts being evaluated is a box of donuts, as shown below: I have written before about the problem with donut charts (see here). A box of donuts is worse than one donut. Here, each donut references a school year. The composition by race/ethnicity of...

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When design goes awry

One can't accuse the following chart of lacking design. Strong is the evidence of departing from convention but the design decisions appear wayward. (The original link on Money here)   The donut chart (right) has nine sections. Eight of the sections (excepting A) have clearly all been bent out of shape. It turns out that section A does not have the right size either. The middle gray circle is not...

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Layered donuts have excess fats and oils

Via Twitter, Nicholas S. sent this chart: It's a layered donut. There isn't much context here except that the chart comes from USDA. Judging from the design, I surmise that the key message is the change in proportion by food groups between 1970 and 2014. I am assuming that these food groups are exhaustive so that it makes sense to put them in a donut chart, with all pieces adding...

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