Exercise

Selecting columns

Using the select verb, we can answer interesting questions about our dataset by focusing in on related groups of verbs. The colon (:) is useful for getting many columns at a time.

Instructions

100 XP

Use glimpse() to examine all the variables in the counties table.
Select the columns for state, county, population, and (using a colon) all five of those industry-related variables; there are five consecutive variables in the table related to the industry of people's work: professional, service, office, construction, and production.
Arrange the table in descending order of service to find which counties have the highest rates of working in the service industry.

Take Hint (-30 XP)