A first look at creating data visualizations in R.

A look at RStudio before we take a foray into graphics.

Another look at various ways to subset a data frame in R.

A look at various ways to subset a data frame in R.

They sure look a lot like database tables.

A look at three different ways to subset a list in R.

Structures that can contain different classes of data.

Structures for use with categorical data.

It's a lot like vector math.

Extracting one or more elements from a matrix.