How are these numbers calculated?

Big Games

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

Week of 8/19100.0*Chance in playoffs100.0*Average seed
Hagen 8 SlapShot 6 +1.8
+0.0
DragonSlayers 5 YYZ 4 -1.8
-0.3
TeamBacon 6 MooseKnuckles 3 +1.1
+0.0
PeterNorthstars 5 DirtyMikeandtheBoys 6 +0.1
CarpetAngels 4 PuckBuddies 5 +0.1
Week of 8/26100.0*Chance in playoffs100.0*Average seed
SlapShot 11 WildTurkeys 12 In
+0.0
SlapShot 8 IceDogs 4 -3.3
+0.1
FraminghamJets 8 YYZ 1 -1.7
-0.3
Winterhawks 2 PeterNorthstars 2 (ot)-0.2
CarpetAngels 6 DirtyMikeandtheBoys 2 -0.1
Hagen 6 CarpetAngels 6 (ot)-0.0
Week of 9/5None
Points
Chance Will Make Playoffs