How are these numbers calculated?

Big Games

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

Week of 11/19100.0*Average seed
Same 112 RegB 71.55 +0.6
DZON 131.3 SamQ 106.95 +0.2
josh 129.85 Anni 37.2 +0.2
Bria 132.5 Kraf 86.35 -0.1
Week of 11/26100.0*Average seed
Bria 140.95 Same 149.3 +0.8
RobV 131.65 Anni 74.3 +0.1
Expl 146.65 Anan 139 +0.1
If winner is:HomeAway
Week of 12/3100.0*Average seed
Same vs Ajay+0.8-0.8
josh vs RegB+0.3-0.3
Anan vs Madh-0.2+0.2

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314Count
51-0Out36531010,930,716
40-1Out17424110,928,008
Total:Out1835262121,858,724
Games Above .500
Chance Will Make Playoffs