What is every Independent I-A team's record against the over/under line as a road underdog since the 2015 season?

Definitions
Team Over Record Over % Under % Total +/-
N Mex State 17-11-1 60.7% 39.3% +4.9
U Mass 17-12-0 58.6% 41.4% +3.2
Notre Dame 3-3-0 50.0% 50.0% -3.8
Connecticut 12-13-0 48.0% 52.0% -0.4
Liberty 6-8-0 42.9% 57.1% -0.0
Army 6-13-0 31.6% 68.4% -4.2
BYU 4-11-0 26.7% 73.3% -4.4