Boxplot

Most basic

The most basic boxplot you can do in d3.js. Keeping only the core code. Starts with an array of data.

With several group

A boxplot with several groups. It extends the technique used on the previous chart. The tricky part is to computed summary statistics for each group.

Show individual data points

The major downside of boxplot is that it hides the underlying data points. It is a good practice to show them using jitter. Learn how with this example.