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
D.C. United 2 Árabe Unido 0 +3.5
+8.7
+1.2
W Connection 2 Saprissa 1 +4.2
+0.3
Santa Tecla 0 Real Salt Lake 0 +1.4
+0.1
Walter Ferretti 1 América 3 -2.3
-0.1
Isidro Metapán 2 Herediano 0 +0.1
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-0.0*InIn
-19.9-19.6+4.1
-2.5-1.1+0.3
Central vs LA Galaxy+19.8+19.3-4.9
+0.6+0.5-0.1
Real Salt Lake vs Santa Tecla-0.0+0.1+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 D.C. United finish out the regular season.   Explain

100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance inHighestChance will finish regular season at seed
TPW-OTLDplayoffsSeed123456789101112131415161718192021222324Count
121-000In24.1%2443338,738,239
100-001In0.30745371011,652,710
90-010100.0%0.0007273822500191,611
Total:100.0%19.9%20363562100010,582,560
Points
Chance Will Make Playoffs