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
Leafs 2 Oilers 1 +18.0
+1.5
WarNAVY 5 HCDallas 2 +0.9
GrMtnFalls 3 JagsBLACK 3 -0.8
Steamboat 6 Mariners 2 -0.6
Eagles 0 HawksBLACK 4 +0.5
HCDallas 1 Eagles 0 +0.4
Oilers 3 Heat 3 +0.4
Mariners 1 HawksRED 3 +0.3
Heat 2 HawksBLACK 6 +0.2
Saturday, 2/17100.0*Chance in playoffs100.0*Average seed
WarNAVY 5 Leafs 1 -30.7
-1.6
Leafs 4 Mariners 1 +6.4
+0.4
JagsBLACK 2 Eagles 2 +2.9
+0.1
JagsBLACK 6 Heat 3 -2.1
-0.1
Heat 0 GrMtnFalls 4 -1.7
-0.1
Mariners 1 GrMtnFalls 5 -1.3
-0.1
Eagles 2 Steamboat 3 -1.1
-0.1
Oilers 2 WarNAVY 5 -0.8
-0.0
HawksBLACK 3 Oilers 1 -0.7
HawksBLACK 3 HCDallas 0 -0.4
HawksRED 6 Steamboat 5 *-0.1
Sunday, 2/18100.0*Chance in playoffs100.0*Average seed
HCDallas 5 Leafs 1 Out
-1.4
Leafs 0 HawksBLACK 4 Out
-0.6
HCDallas 2 HawksRED 0 +3.4
+0.2
GrMtnFalls 2 WarNAVY 2 -2.1
HawksRED 4 Eagles 0 -0.6
-0.1
Heat 1 Steamboat 5 -0.3
-0.1
Steamboat 2 JagsBLACK 4 +0.1

* 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