How are these numbers calculated?

Big Games

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

Week of 10/21100.0*Chance wins title100.0*Promoted100.0*Average seed
BP 1 Dalkurd 0 -27.4
-1.5
-0.3
IK Frej 2 Trelleborg 2 +2.7
+0.1
Trelleborg 4 Åtvidaberg 0 -0.7
Week of 10/28100.0*Chance wins title100.0*Promoted100.0*Average seed
Öster 0 BP 0 +4.2
+0.0
Dalkurd 1 GAIS 0 +2.6
Yes
+0.0
Week of 11/4100.0*Chance wins title100.0*Promoted100.0*Average seed
BP 4 Gefle 1 No
-0.1
Trelleborg 2 Dalkurd 2 No
-0.1
Points
Chance Will Win Championship