A chart can be attractive and still leave the reader unsure what comparison matters.
Explore chart-choice research through different views of the same retained dataset.
Use the examples to choose a visual for the question: compare values, find a distribution, or explain a relationship.
The dataset records chart use in a particular challenge community. Frequency describes that sample; it does not establish which chart is best for your audience. Switching the presentation leaves the underlying study records unchanged.
Five years, 269 weekly challenges, 90 distinct chart types. Bar charts win, and fairly — everyone reads them. But there are eighty-nine other ways to look at the same numbers.