I want to study...Mathematics (including Statistics)

To pursue a Plan in MATH or STAT, in first year you should take:

MATH 110/6.0 or MATH 111/6.0 (linear algebra:  see What MATH course should I take?)

MATH 120/6.0 or MATH 121.6.0 (calculus:  see What MATH course should I take?)

Electives

For a list of electives see here