What is every Big 12 Conference team's record against the over/under line as a home underdog in the 2015-2016 season?

Definitions
Team Over Record Over % Under % Total +/-
Texas 2-1-1 66.7% 33.3% +9.6
Kansas St 2-2-0 50.0% 50.0% +2.9
Texas Tech 2-3-0 40.0% 60.0% -6.6
TX Christian 4-7-0 36.4% 63.6% -2.5
Oklahoma St 1-5-0 16.7% 83.3% -7.7
W Virginia 0-1-0 0.0% 100.0% -19.0
Baylor 0-1-0 0.0% 100.0% -24.5