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*Average seed
Querétaro 8 Verdes 0 +33.6
+3.0
W Connection 2 Saprissa 1 +4.6
+0.1
D.C. United 2 Árabe Unido 0 +3.0
+0.1
Vancouver White 1 Olimpia 0 -2.9
-0.1
Isidro Metapán 2 Herediano 0 +2.0
+0.2
Central 1 Comunicaciones 0 +0.3
+0.2
Walter Ferretti 1 América 3 -0.1
Santa Tecla 0 Real Salt Lake 0 *-0.1
+0.1
If winner is:HomeDrawAway
Week of 9/22100.0*Chance in playoffs100.0*Average seed
Isidro Metapán vs UANL+15.6+5.9-8.8
+0.7+0.2-0.4
Verdes vs San Francisco+5.7+4.3-16.9
+0.3-0.0-0.6
Seattle Sounder vs Vancouver White-8.8+9.3+6.7
-0.1+0.2+0.0
Real Salt Lake vs Santa Tecla-2.1+3.9+15.4
-0.1+0.2+0.9
W Connection vs Santos Laguna+11.6+9.5-2.9
+0.6+0.5-0.1
Central vs LA Galaxy+2.9+0.2-0.2
+0.2+0.0-0.0
Walter Ferretti vs Motagua+1.2+1.1-0.9

* 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 Querétaro finish out the regular season.   Explain

100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance inHighestChance will finish regular season at seed
TPW-OTLDplayoffsSeed123456789101112131415161718192021222324Count
70-00075.1%No004152828167200010,582,560
Total:75.1%No004152828167200010,582,560
Points
Chance Will Make Playoffs