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
Ft. Lauderdale 0 Atlanta 1 +16.3
+0.6
Edmonton 1 Carolina 1 +3.1
+0.0
Tampa Bay 1 San Antonio 2 +0.6
+0.0
Week of 6/22100.0*Chance wins title100.0*Average seed
Atlanta 1 Tampa Bay 2 -16.3
-0.4
Carolina 3 Minnesota 2 -8.3
-0.0
San Antonio 2 Edmonton 1 -0.5
Week of 6/29100.0*Chance wins title100.0*Average seed
Minnesota 0 Atlanta 3 +33.2
+0.8
San Antonio 2 Carolina 0 +17.5
-0.1
Carolina 1 Atlanta 1 -9.2
-0.1
Ft. Lauderdale 1 San Antonio 4 -1.8
-0.2
Edmonton 3 Minnesota 1 +0.2
Tampa Bay 4 Ft. Lauderdale 0 -0.2
Points
Chance Will Win Championship