In addition to the prerequisites, the BS degree requires at least twelve course credits, consisting of the core requirements, the concentration, and the two-term senior essay requirement. Students who place out of the prerequisites may proceed with fulfilling the other remaining degree requirements.
The BA degree requires at least thirteen course credits, consisting of the core requirements, the concentration, and the senior essay requirement. Students who place out of introductory math or science classes may substitute another course from the same group of core courses or a higher level course in the same field. For example, a student who places out of Math 112 (single variable calculus) may take S&DS 101 or ENV 510 or above or Math 115 or above.