Practice 2
This page takes an estimated 20 minutes to complete.
Last updated
This page takes an estimated 20 minutes to complete.
Last updated
This page focuses on practice with data frames. You can find the practice sheet below.
Open the file in your browser and complete the prompts. To check your work, refer to the Answers and Explanations page.
If you made it here, then congratulations! You have successfully completed this section. Move to the next portion of the guide with the arrow buttons below.