How are these numbers calculated?

Big Games

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

Week of 1/26100.0*Chance in playoffs100.0*Average seed
Stars 1 Showers 7 +9.9
+0.5
Hawks 11 Pylons 1 +4.7
+0.1
Thrashers 3 Rebels 1 +3.3
+0.1
Knights 6 Showers 4 -2.7
-0.7
Rebels 2 Bees 4 +1.4
+0.1
Knights 5 Pucks 4 +0.8
-0.1
Shockers 6 Gunners 1 +0.7
+0.1
Stars 2 Gunners 6 -0.4
-0.2
Week of 2/2100.0*Chance in playoffs100.0*Average seed
Showers 3 Pucks 2 In
+0.3
Rebels 1 Fireliners 0 -3.1
-0.1
Week of 2/9100.0*Chance in playoffs100.0*Average seed
Gunners 7 Pucks 2 -0.5
Bees 4 Gunners 0 +0.2
Showers 3 Pylons 4 -0.2
Games Above .500
Chance Will Make Playoffs