Exercise

Using and finding missing values

When working with missing data, there are a couple of commands that you should be familiar with - firstly, you should be able to identify if there are any missing values, and where these are.

Using the any_na() and are_na() tools, identify which values are missing.

Instructions

100 XP

Create a vector, x, which has the values NA, NaN, Inf, ".", and "missing".
Pass a vector x to any_na() and are_na() to find and explore which ones are missing.

Take Hint (-30 XP)