How are these numbers calculated?

Big Games

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

Week of 5/28100.0*Chance wins title100.0*Average seed
Minnesota 0 Tampa Bay 2 -23.9
-1.4
Jacksonville 1 Indy 1 +5.1
+0.1
Cosmos 1 Rayo OKC 0 -5.0
-0.1
Miami 1 Edmonton 0 +2.3
+0.2
Week of 6/4100.0*Chance wins title100.0*Average seed
Ft. Lauderdale 2 Cosmos 1 +9.9
-0.1
Rayo OKC 1 Minnesota 0 No
-1.3
Miami 0 Indy 0 +2.2
+0.1
Carolina 0 Jacksonville 0 +0.2
+0.2
Tampa Bay 2 Ottawa 1 -0.2
Week of 6/11100.0*Chance wins title100.0*Average seed
Minnesota 3 Miami 1 +1.1
Jacksonville 1 Tampa Bay 1 +0.3
Edmonton 2 Ft. Lauderdale 1 -0.3
Ottawa 1 Rayo OKC 1 +0.1
Indy 4 Carolina 1 +0.1
Points
Chance Will Win Championship