What is every Independent I-A team's record against the over/under line as an underdog in the 2018 season?

Definitions
Team Over Record Over % Under % Total +/-
U Mass 6-2-0 75.0% 25.0% +19.0
Army 2-1-0 66.7% 33.3% -3.0
N Mex State 6-3-0 66.7% 33.3% +8.7
Liberty 3-4-0 42.9% 57.1% -1.5
BYU 1-4-0 20.0% 80.0% -3.7
Notre Dame 0-2-0 0.0% 100.0% -15.0