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
Brian 113.82 Josh 90.16 -1.6
-0.6
Kashif 142.04 Niphon 108.4 -0.7
+0.1
Luke 125.36 Gravy 99.64 +0.7
-0.1
Chris 112.02 Dan 93.08 +0.7
+0.1
Blake 84.04 Faisal 103.22 +0.5
Brad 87.28 Jon 140.28 +0.2
+0.2
Week of 11/30100.0*Chance in playoffs100.0*Average seed
Chris 182.1 Josh 98.02 -0.7
Kashif 131.94 Brad 83 +0.2
Blake 80.6 Luke 123.24 -0.2
Niphon 101.8 Gravy 65.9 -0.1
Dan 119.46 Faisal 110.52 -0.1
If winner is:HomeAway
Week of 12/7100.0*Chance in playoffs100.0*Average seed
Dan vs Josh-0.6+0.6
Brad vs Gravy-0.3+0.3
Blake vs Niphon+0.2-0.2
Luke vs Faisal-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
41-0Out204727610,926,874
30-1Out8355810,931,870
Total:Out1027313221,858,744
Games Above .500
Chance Will Make Playoffs