What is every Ivy League team's record against the over/under line as an underdog in the 2017-2018 season?

Definitions
Team Over Record Over % Under % Total +/-
U Penn 6-2-0 75.0% 25.0% +2.4
Cornell 12-8-0 60.0% 40.0% +7.1
Brown 8-6-0 57.1% 42.9% +10.1
Harvard 6-5-0 54.6% 45.5% -4.9
Princeton 5-5-0 50.0% 50.0% +9.3
Yale 6-6-0 50.0% 50.0% -2.2
Dartmouth 6-11-1 35.3% 64.7% -2.9
Columbia 3-7-0 30.0% 70.0% -0.5