Companion Features

You will find embedded in the text four different types of boxes which serve different purposes:

This box appears whenever I want you to stop at a particular point in the worksheet and to flag up to me that you are done.

This appears when you need to be careful with your coding in R to avoid problems.

Some explanations that will hopefully make your work with this webpage or learning the material itself easier.

We will start working with R in week 5, and I have recorded some videos to ease you into working with the program.

A brief question which tests your understanding of the previous material.

A definition we encountered in the lecture.