How are these numbers calculated?

Big Games

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

Week of 2/25100.0*Chance in playoffs100.0*Average seed
Wave 0 Heat 1 -4.7
-1.0
OC2 1 Flyers 0 +2.0
-0.1
Goldrush1 1 Empire 0 +0.7
+0.0
Leafs 1 Kings 0 +0.5
-0.1
OC1 1 Gulls1 0 -0.1
Week of 3/4100.0*Chance in playoffs100.0*Average seed
Flyers 0 Oilers 1 In
+0.0
Ducks 0 Wave 1 In
+0.0
Games Above .500
Chance Will Make Playoffs