How are these numbers calculated?

Big Games

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

Week of 9/15100.0*Chance in playoffs100.0*Highest Seed100.0*Average seed
Walter Ferretti 1 América 3 +21.8
+18.6
+2.6
Vancouver White 1 Olimpia 0 -1.0
-0.3
-0.1
W Connection 2 Saprissa 1 +0.6
+2.4
+0.2
D.C. United 2 Árabe Unido 0 +0.3
-2.8
-0.0
Santa Tecla 0 Real Salt Lake 0 *+0.3
+0.7
+0.1
Central 1 Comunicaciones 0 In
+0.2
+0.1
Isidro Metapán 2 Herediano 0 +1.0
+0.1
Querétaro 8 Verdes 0 +0.3
+0.0
If winner is:HomeDrawAway
Week of 9/22100.0*Chance in playoffs100.0*Highest Seed100.0*Average seed
Montego Bay Uni vs D.C. United+11.1+7.0-13.7
+0.3+0.0-0.3
Central vs LA Galaxy+8.1+4.9-9.9
+0.2+0.1-0.3
Real Salt Lake vs Santa Tecla-1.5+1.1+1.0
-0.1+0.1+0.1
Seattle Sounder vs Vancouver White+1.1+1.0-1.5
+0.1+0.1-0.1
Isidro Metapán vs UANL+1.0+1.0-1.4
+0.1+0.1-0.1
Walter Ferretti vs Motagua-0.9-1.0+1.3
-0.1-0.1+0.2
W Connection vs Santos Laguna+0.2*+0.1-0.2
+0.0+0.0-0.1
Verdes vs San Francisco+0.0+0.0-0.1

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

What If

Chances based on how well the América finish out the regular season.   Explain

100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance inHighestChance will finish regular season at seed
TPW-OTLDplayoffsSeed123456789101112131415161718192021222324Count
121-000In69.8%702731,352,710
100-001In24.4244226710499,923
90-010In4.14183329133001,353,303
Total:In35.0%3526191361003,205,936
Points
Chance Will Make Playoffs