Below are resources for the first midterm exam
Below are notes and associated supplementary materials for a "Friendly Beginners' R Course" by Toby Marthews. It will introduce you to the basics of R, how to install it, use it and how to work with the basic elements.
Below are some supplementary HTML notes I wrote on some of the basics of probability theory. They are not comprehensive, but should serve as a good starting point if you are looking for a refresher.
Pauls online notes on multiple and iterated integrals
Below are several extra resources to aid in learning and studying the material for the course