These exercises were designed by Thore Husfeldt.
These exercises are licensed under a Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported License. However, permission is granted to modify and re-distribute these exercises in an academic, educational setting. In fact, you are encouraged to improve clarity, correct mistakes, extend or update references, add data sets, or tailor the exercises to your course, provided the integrity of the original exercises remains intact. In particular, you will not distribute or make public their solution.