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*Chowder Cup100.0*Average seed
Lightning 2 RustyBlades 1 -13.8
+0.9
-0.1
PWS 1 SilverBullets 6 +4.7
No
+0.1
DudleyAvalanche 5 FlatPennyBarGrille 5 +3.1
No
+0.0
Week of 8/18100.0*Chance in playoffs100.0*Chowder Cup100.0*Average seed
PWS 2 RustyBlades 8 In
+0.1
SilverBullets 1 FlatPennyBarGrille 3 In
+0.8
Lightning 0 Local1156 1 +3.0
+0.3
SpruceStreetTavern 4 BaystateBulldogs 1 *-0.1
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