How are these numbers calculated?

Big Games

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

Week of 5/30100.0*Chance wins title100.0*Average seed
Minnesota 1 Cosmos 1 -7.2
-0.2
Jacksonville 0 Carolina 4 +0.5
-0.0
Indy 2 Tampa Bay 2 +0.4
+0.1
San Antonio 1 Ft. Lauderdale 1 +0.1
Week of 6/6100.0*Chance wins title100.0*Average seed
Carolina 1 Minnesota 1 No
+0.0
Tampa Bay 2 Edmonton 1 -0.3
-0.2
Ft. Lauderdale 1 Indy 2 +0.1
Jacksonville 0 Ottawa 0 +0.1
Atlanta 0 San Antonio 1 -0.0
Week of 6/13100.0*Chance wins title100.0*Average seed
Minnesota 2 Ft. Lauderdale 3 -1.1
Tampa Bay 3 Atlanta 0 -0.2
Cosmos 3 Jacksonville 3 +0.1
San Antonio 0 Ottawa 0 +0.0
Points
Chance Will Win Championship