How are these numbers calculated?

Big Games

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

Week of 11/30100.0*Chance in playoffs100.0*Average seed
EricMichael 115 HannahJean 72 In
+0.8
Gary 121.8 FredDeepa 91.6 +0.1
+0.0
Pong 161.4 LuGina 91.7 -0.1
-0.2
AllenRachel 146.2 Ranjan 87.3 -0.1
+0.0
If winner is:HomeTieAway
Week of 12/7100.0*Chance in playoffs100.0*Average seed
Emily vs EricMichael-0.7-0.5+0.7
Pong vs JJ-0.3+0.2+0.2
Gary vs AllenRachel+0.2+0.2-0.2
HannahJean vs Sarah-0.2+0.1+0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs123456789101112Count
91-0-0In32501713,864,003
8.50-0-1In2150272563,740
80-1-0In124935313,862,993
Total:In16313418228,290,736
Games Above .500
Chance Will Make Playoffs