Chart Everything  /  ,

For Everyone Else

By Nathan Yau

In a Channel 4 clip, Hugh Montgomery does some back-of-the-napkin math contrasting the normal flu against the coronavirus.

Montgomery assumes that on average, someone infected by the coronavirus infects 3 others and that someone with the normal flu infects 1.3 to 1.4 others. There’s still more to find out about that 3x figure, but the main point — that staying at home right now is for the good of everyone — still holds.

Become a member. Support an independent site. Make great charts.

See What You Get

Learn to Visualize Data See All →

How to Make Interactive Linked Small Multiples

Small multiples are great, and the right interactions can make them even better. A primer and a how-to.

How to Make a Heatmap in Excel

Heatmaps quickly translate data tables into a visual form, making them a great tool to explore a new dataset.

How to Make Maps in R That Include Alaska and Hawaii

The conterminous United States always gets the attention, while Alaska and Hawaii are often left out. It is time to bring them back into view.

How to Make a Mosaic Plot in R

Also known as a Marimekko diagram, the mosaic plot lets you compare multiple qualitative variables at once. They can be useful, sometimes.

Favorites

Peak Non-Creepy Dating Pool

Based on the “half-your-age-plus-seven” rule, the range of people you can date expands with age. Combine that with population counts and demographics, and you can find when your non-creepy dating pool peaks.

The Best Data Visualization Projects of 2011

I almost didn’t make a best-of list this year, but …

The Changing American Diet

See what we ate on an average day, for the past several decades.

The Most Unisex Names in US History

Moving on from the most trendy names in US history, …