How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 2/15100.0*Average seed
Missouri State 3 Arkansas 4 (ot)-0.5
Missouri State 4 Arkansas 3 +0.2
Colorado State 4 Colorado 3 (ot)-0.1
Colorado 3 Colorado State 2 (ot)-0.1
Week of 3/2100.0*Average seed
Arizona State 0 Arizona 2 -0.2
Arizona State 3 Arizona 5 -0.2
Points
Chance Will Win Championship