(This article was originally published at Three-Toed Sloth , and syndicated at StatsBlogs.)

Midterm Exam. There were 12 questions; each student got six, randomly divided between questions 1 or 2; questions 3--5 or 6--8; questions 9 or 11; and question 10 or 12. So for those playing along at home, it's only half as bad as it looks.

Introduction to Statistical Computing

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