How are these numbers calculated?

Big Games

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

Week of 1/27100.0*Average seed
Milford 9 Pinckney 21 -0.0
Milford 13 Brighton 17 -0.0
Week of 2/4None
Week of 2/10None
Games Above .500
Chance Will Win Championship