What is every Big 12 Conference team's record against the over/under line as an underdog in the 2019 season?

Definitions
Team Over Record Over % Under % Total +/-
Texas Tech 5-0-1 100.0% 0.0% +7.0
Oklahoma 1-0-0 100.0% 0.0% +16.0
TX Christian 3-1-0 75.0% 25.0% +5.4
Kansas 7-3-0 70.0% 30.0% +8.2
Texas 2-4-0 33.3% 66.7% -6.1
Iowa St 1-2-0 33.3% 66.7% -2.3
W Virginia 3-7-0 30.0% 70.0% -4.1
Kansas St 2-5-0 28.6% 71.4% -2.0
Baylor 1-5-0 16.7% 83.3% -5.7
Oklahoma St 0-4-0 0.0% 100.0% -9.5