# Lesson 10 - Basic Statistics

**What you will learn in this lesson:**â€¢ How to do basic statistics such as computing a mean, a standard deviation, or find the extrema.

â€¢ How to use scientific notation.

â€¢ How to relocate columns in a data frame.

â€¢ How to clear the environment.

â€¢ How to write comments.

â€¢ How to call one R file into another.

Now that we have a clean data frame, we can do some basic statistics.