Exercise

# Standard deviation

You should now be familiar with the environmental dataset. However, until now you used a cleaned version of the dataset. The original dataset contained multiple outliers, which would have tainted the analysis.

You'll now work on visualizing these outliers by using the method you've just learned.

Instructions

**100 XP**

- Calculate the mean of the
`"temperature"`

column and assign it to a column in`data`

. - Calculate upper and lower limits and assign each to a separate column in
`data`

. - Plot
`data`

.