How are these numbers calculated?

Big Games

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

Week of 11/17100.0*Chance in playoffs100.0*Average seed
El Nino' 2 Joes Real BBQ 6 -15.1
-0.6
Hoops 8 AZ Meltdown 1 -3.0
-0.1
Blackout/Redbri 5 Sport Boys 5 *-0.2
PS3's 1 7 Minutemen 1 +0.0
Week of 12/1100.0*Chance in playoffs100.0*Average seed
7 Minutemen 4 Blackout/Redbri 5 +0.1
El Nino' 3 AZ Meltdown 7 -0.0

* 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