How are these numbers calculated?

Big Games

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

Week of 11/24100.0*Chance in playoffs100.0*Average seed
Stefan 106.64 Courtney 91.98 +4.1
+0.7
Nick 100.94 Hirson 79.74 +0.7
+0.1
Peter 119.92 Kyle 96.36 -0.2
Week of 12/1100.0*Chance in playoffs100.0*Average seed
Hirson 142.9 Stefan 101.32 Out
-1.0
Mitch 161.86 Domir 105.04 -1.4
-0.3
Peter 83.88 Nick 73.04 -1.3
-0.1
Courtney 94.06 Alex 93.2 +0.9
-0.1
If winner is:HomeAway
Week of 12/8100.0*Chance in playoffs100.0*Average seed
Peter vs Stefan-0.3+0.5
Alex vs Hirson-0.1+0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
61-0Out4663125,541,997
50-1Out10043,893,423
Total:Out1247469,435,420
Games Above .500
Chance Will Make Playoffs