How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Friday, 2/16100.0*Chance in playoffs100.0*Average seed
WarNAVY 5 HCDallas 2 +1.4
+0.0
Heat 2 HawksBLACK 6 -0.6
HCDallas 1 Eagles 0 -0.6
Eagles 0 HawksBLACK 4 -0.5
Oilers 3 Heat 3 +0.5
Steamboat 6 Mariners 2 +0.5
Mariners 1 HawksRED 3 +0.2
Leafs 2 Oilers 1 *-0.1
GrMtnFalls 3 JagsBLACK 3 +0.1
Saturday, 2/17100.0*Chance in playoffs100.0*Average seed
JagsBLACK 6 Heat 3 +24.2
+1.7
JagsBLACK 2 Eagles 2 +3.5
+0.3
Mariners 1 GrMtnFalls 5 -1.7
-0.1
Leafs 4 Mariners 1 -1.2
-0.1
Heat 0 GrMtnFalls 4 -1.2
-0.1
WarNAVY 5 Leafs 1 +0.8
+0.0
HawksRED 6 Steamboat 5 -0.6
-0.1
Eagles 2 Steamboat 3 -0.5
HawksBLACK 3 Oilers 1 -0.4
HawksBLACK 3 HCDallas 0 +0.1
Oilers 2 WarNAVY 5 +0.1
-0.0
Sunday, 2/18100.0*Chance in playoffs100.0*Average seed
Steamboat 2 JagsBLACK 4 +39.1
+1.7
GrMtnFalls 2 WarNAVY 2 -5.3
-0.2
Leafs 0 HawksBLACK 4 +4.6
+0.0
HawksRED 4 Eagles 0 -4.3
-0.2
HCDallas 2 HawksRED 0 +4.0
+0.1
HCDallas 5 Leafs 1 +3.7
+0.1
Heat 1 Steamboat 5 +1.0
+0.0

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

Games Above .500
Chance Will Make Playoffs