{{:gibson:teaching:fall-2011:math527:exams:exam1.png?400 | Exam #1 histogram}} {{:gibson:teaching:fall-2011:math527:exams:exam2.png?400 | Exam #2 histogram}} {{:gibson:teaching:fall-2011:math527:exams:exam3.png?400 | Exam #3 histogram}} {{:gibson:teaching:fall-2011:math527:exams:exam4.png?400 | Exam #4 histogram}}