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 -0.2
Brian 113.82 Josh 90.16 -0.0
-0.2
Kashif 142.04 Niphon 108.4 +0.1
Brad 87.28 Jon 140.28 +0.1
If winner is:HomeAway
Week of 11/30100.0*Chance in playoffs100.0*Average seed
Chris vs Josh-0.1+0.9
Kashif vs Brad+0.1-0.3
Blake vs Luke+0.1-0.3
Niphon vs Gravy-0.3+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
52-0Out11875602,393,825
41-1Out513810022,020,669
30-2Out625492133,443,314
Total:Out012629321257,857,808
Games Above .500
Chance Will Make Playoffs