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
COV 6 NOT 1 No
-0.4
NOT 2 SHE 4 -0.5
CAR 5 BEL 2 +0.2
Week of 3/13100.0*Chance wins title100.0*Average seed
NOT 5 COV 0 +0.3
SHE 4 NOT 3 -0.3
BEL 5 CAR 2 -0.2
SHE 6 COV 3 +0.1
CAR 4 BEL 3 (ot)+0.0
Points
Chance Will Win Championship