How are these numbers calculated?

Big Games

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

Week of 11/17100.0*Chance in playoffs100.0*Average seed
Sean 103.2 Markus 129.4 -1.1
Keith 82.5 Gabe 103.1 In
+0.3
Matt 143.2 Gary 108.7 +0.1
+0.2
Week of 11/24None
Week of 12/1None

What If

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

100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345Count
8-9In10081,706,500*
Total:In10081,706,500

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs