How are these numbers calculated?

Big Games

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

Week of 3/9100.0*Chance wins title100.0*Average seed
NOT 2 SHE 4 +1.1
+0.3
CAR 5 BEL 2 -1.0
+0.1
COV 6 NOT 1 +0.1
Week of 3/13100.0*Chance wins title100.0*Average seed
SHE 6 COV 3 +0.1
Points
Chance Will Win Championship