How are these numbers calculated?

Big Games

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

Week of 4/23100.0*Chance wins title100.0*Average seed
Hertha Berlin 0 Schalke 1 -8.8
-0.1
VfL Borussia 1 Bayern München 1 -1.9
-0.0
Week of 5/8None
Points
Chance Will Win Championship