How are these numbers calculated?

Big Games

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

Week of 11/26100.0*Chance in playoffs100.0*Average seed
Ruski 140.04 Darth 99.58 +0.1
Meg 116.42 Jackie 123.12 Out
-0.2
Ortiz 77.96 Topper 84.74 -0.0
Week of 12/3100.0*Chance in playoffs100.0*Average seed
Ruski 135.56 Topper 97.26 -0.3
CoP 77.5 Meg 103.62 +0.2
Moff 124.72 Jackie 124.18 -0.2
David 65.82 Darth 103.22 -0.0
If winner is:HomeAway
Week of 12/10100.0*Chance in playoffs100.0*Average seed
Moff vs Meg-0.9+0.7
Ruski vs Rob-0.4+0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
71-0Out782246,731,716
60-1Out0168335,567,676
Total:Out45193682,299,392
Games Above .500
Chance Will Make Playoffs