How are these numbers calculated?

Big Games

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

Week of 11/23100.0*Chance in playoffs100.0*Average seed
Luke 125.36 Gravy 99.64 -0.1
Kashif 142.04 Niphon 108.4 Out
-0.5
Brad 87.28 Jon 140.28 +0.1
Brian 113.82 Josh 90.16 +0.1
Week of 11/30100.0*Chance in playoffs100.0*Average seed
Niphon 101.8 Gravy 65.9 +0.5
Kashif 131.94 Brad 83 +0.2
Chris 182.1 Josh 98.02 +0.2
Blake 80.6 Luke 123.24 -0.1
If winner is:HomeAway
Week of 12/7100.0*Chance in playoffs100.0*Average seed
Blake vs Niphon-0.7+0.7
Dan vs Josh+0.2-0.2
Brad vs Gravy-0.2+0.2
Luke vs Faisal-0.2+0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
41-0Out285018410,925,739
30-1Out13434410,933,005
Total:Out1432302421,858,744
Games Above .500
Chance Will Make Playoffs