How are these numbers calculated?

Big Games

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

Week of 6/15100.0*Chance wins title100.0*Average seed
Tampa Bay 1 San Antonio 2 -3.5
-1.1
Ft. Lauderdale 0 Atlanta 1 -0.9
-0.1
Edmonton 1 Carolina 1 +0.0
Week of 6/22100.0*Chance wins title100.0*Average seed
Atlanta 1 Tampa Bay 2 +0.1
+1.1
Carolina 3 Minnesota 2 No
+0.1
San Antonio 2 Edmonton 1 -0.0
Week of 6/29100.0*Chance wins title100.0*Average seed
Tampa Bay 4 Ft. Lauderdale 0 +0.6
San Antonio 2 Carolina 0 -0.3
Ft. Lauderdale 1 San Antonio 4 -0.3
Edmonton 3 Minnesota 1 +0.2
Minnesota 0 Atlanta 3 -0.1
Carolina 1 Atlanta 1 -0.0
Points
Chance Will Win Championship