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
Bria 132.5 Kraf 86.35 -0.2
DZON 131.3 SamQ 106.95 +0.1
josh 129.85 Anni 37.2 +0.0
Week of 11/26100.0*Average seed
Bria 140.95 Same 149.3 +0.7
SamQ 154.05 RegB 135.8 +0.1
RobV 131.65 Anni 74.3 +0.0
If winner is:HomeAway
Week of 12/3100.0*Average seed
Same vs Ajay+0.8-0.3
josh vs RegB+0.1-0.5
Anan vs Madh-0.1+0.1
Bria vs SamQ-0.1+0.1

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
51-0Out3956519,493,792
40-1Out38412147,368,792
Total:Out1243311566,862,584
Games Above .500
Chance Will Make Playoffs