Arranging observations by life expectancy
You use arrange()
to sort observations in ascending or descending order of a particular variable. In this case, you'll sort the dataset based on the lifeExp
variable.
This exercise is part of the course
Introduction to the Tidyverse
Exercise instructions
- Sort the
gapminder
dataset in ascending order of life expectancy (lifeExp
). - Sort the
gapminder
dataset in descending order of life expectancy.
Hands-on interactive exercise
Have a go at this exercise by completing this sample code.
library(gapminder)
library(dplyr)
# Sort in ascending order of lifeExp
# Sort in descending order of lifeExp