How are these numbers calculated?

Big Games

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

Week of 11/21100.0*Chance in playoffs100.0*Average seed
WindowThrowas 69.75 Woodheads 82.3 -20.1
-1.0
Doogle 82.2 UncleRick 118.35 -2.9
-0.1
Dalvin 114.9 Demaryius 67.35 +2.5
FlamaBlanca 85.65 Grundels 117.3 +1.8
BortleService 91.4 DeltaFuGamma 114.2 +0.8
+0.1
MikeZauns 88.45 Maclin 99.35 -0.3
-0.1
Week of 11/28100.0*Chance in playoffs100.0*Average seed
Grundels 78 WindowThrowas 92.7 +20.6
+1.0
MikeZauns 82.6 Demaryius 79.95 -6.1
-0.1
Maclin 80.75 Dalvin 155 +3.5
FlamaBlanca 114.85 Woodheads 110.2 -1.2
UncleRick 139.85 BortleService 83.55 -0.7
Doogle 92.95 DeltaFuGamma 93.7 +0.6
+0.1
If winner is:HomeAway
Week of 12/5100.0*Chance in playoffs100.0*Average seed
WindowThrowas vs FlamaBlanca+41.2Out
+1.5-1.5
Maclin vs Demaryius-8.8+8.8
Dalvin vs MikeZauns+8.8-8.8
-0.2+0.2
BortleService vs Doogle+3.7-3.7
+0.2-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
71-082.4%40421811,560,325
60-1Out40352511,564,659
Total:41.2%2021920181223,124,984
Games Above .500
Chance Will Make Playoffs