How are these numbers calculated?

Big Games

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

Week of 4/6100.0*Chance in playoffs100.0*Average seed
Rush 7 Mammoth 9 +14.6
+0.6
Swarm 21 Bandits 7 +5.7
+0.0
Wings 15 Swarm 13 -1.0
+0.2
Knighthawks 14 Wings 7 +0.5
+0.0
Roughnecks 11 Stealth 12 +0.1
Rock 10 Knighthawks 9 +0.1
Week of 4/13100.0*Chance in playoffs100.0*Average seed
Stealth 10 Bandits 15 -7.6
Mammoth 12 Swarm 17 -4.6
-0.6
Roughnecks 14 Knighthawks 15 -0.1
Wings 10 Rock 9 -0.2
Rush 14 Knighthawks 10 +0.1
Week of 4/20100.0*Chance in playoffs100.0*Average seed
Bandits 9 Knighthawks 10 In
+0.1
Swarm 14 Mammoth 16 In
+1.5
Stealth 17 Wings 13 +0.2
Games Above .500
Chance Will Make Playoffs