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
Caitlin 102.72 Domir 113.22 -2.1
-0.2
Stefan 106.64 Courtney 91.98 +1.6
+0.1
Nick 100.94 Hirson 79.74 +0.6
Alex 78.86 Mitch 66.34 +0.4
Peter 119.92 Kyle 96.36 -0.4
Week of 12/1100.0*Chance in playoffs100.0*Average seed
Kyle 102.72 Caitlin 139.4 In
+0.2
Peter 83.88 Nick 73.04 -1.8
Courtney 94.06 Alex 93.2 -1.0
Mitch 161.86 Domir 105.04 -0.8
Hirson 142.9 Stefan 101.32 -0.7
If winner is:HomeAway
Week of 12/8100.0*Chance in playoffs100.0*Average seed
Caitlin vs Nick+0.2-0.3
Peter vs Stefan-0.1+0.2
Alex vs Hirson-0.1+0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
91-0In10039,431,341
80-1In445630,004,079
Total:In762469,435,420
Games Above .500
Chance Will Make Playoffs