How are these numbers calculated?

Big Games

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

Week of 7/4100.0*Chance in playoffs100.0*Average seed
Colo Rush 2 Santa Clarita 0 -14.9
-0.1
Colo Storm 0 Seattle 5 -10.5
-0.2
Colo Pride 1 Santa Clarita 1 +9.0
+0.1
Colo Rush 1 Seattle 2 +0.7
-0.1
Week of 7/11100.0*Chance in playoffs100.0*Average seed
Colo Pride 7 Colo Rush 1 In
+0.4
Seattle 3 Arizona 0 -0.1
Points
Chance Will Make Playoffs