Introduction to data frames
Data frame structure
Accessing columns in a data frame
Accessing rows of a data frame
Accessing rows and columns combined in a data frame
Data frame analysis
Summary
34. Exercise 5

Instruction

Perfect! This is the last exercise.

Exercise

Now that you have the names of the two countries with the highest GDPs in Europe (Poland and Germany), display the cities that belong to these two countries. Use the cities data frame.