How are these numbers calculated?

Big Games

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

Week of 8/11100.0*Chance in playoffs100.0*Average seed
Nordiques 5 ScreaminSeagulls 1 -43.2
-0.6
Jackals 1 SpruceStreetTavern 1 *+0.3
Local1156 8 BaystateBulldogs 2 +0.0
Week of 8/18100.0*Chance in playoffs100.0*Average seed
ScreaminSeagulls 3 Icemen 5 Out
-0.2
Week of 8/25None

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

Points
Chance Will Make Playoffs