You must earn a grade of "C" or better in courses numbered below 600 and a grade of "B-" or better in 600-level courses. A grade of CR (in credit/no credit grading) is acceptable for one course numbered below 600; CR grades are not acceptable for 600-level courses.
The Mathematical Statistics certificate requires an overall grade point average of at least 3.0. The Applied Statistics certificate requires an overall grade point average of at least 2.0.