At least one of the depth electives taken must be a Statistics course.
15-211 Fundamental Data Structures and Algorithms
15-212 Principles of Programming
21-355 Principles of Real Analysis I
21-365 Projects in Applied Mathematics
21-366 Topics in Applied Mathematics
21-370 Discrete-Time Finance
21-373 Algebraic Structures
21-420 Continuous-Time Finance
21-484 Graph Theory
36-461 Statistics Topic
36-464 Applied Multivariate Methods
36-495 Independent Study
Other courses can be considered as depth electives on a case by case basis. 21-355 Principles of Real Analysis I is particularly recommended for students interested in graduate school.