How are these numbers calculated?

Big Games

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

Week of 3/13100.0*Chance in playoffs100.0*Average seed
Express 6 Nucks 2 +1.4
Week of 3/20100.0*Chance in playoffs100.0*Average seed
BostonLobsters 0 Puckheads 4 -0.5
Week of 3/27100.0*Chance in playoffs100.0*Average seed
Admirals 5 MBChiefs 6 -0.4
Points
Chance Will Make Playoffs