Exercise

Regular penguins

Your colleague needs some help selecting all columns containing measurements in millimeters, mm, from the penguins dataset for further analysis. However, someone renamed the columns so that they no longer follow the [observable]_[unit] convention. Are you up for the challenge?

The DataFrames package and the penguins dataset have been loaded for you.

Instructions

100 XP

Using regex, select only columns containing measurements in millimeters.