How are these numbers calculated?

Big Games

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

Week of 2/14100.0*Average seed
Calvin 4 Oakland 2 -0.1
Oakland 1 Calvin 4 -0.1
Week of 2/28100.0*Average seed
Calvin 1 Davenport 3 +0.2
Davenport 4 Calvin 1 +0.1
Points
Chance Will Make Playoffs