How are these numbers calculated?

Big Games

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

Week of 11/19100.0*Chance in playoffs100.0*Average seed
Alter 85.9 Swikart 127.7 In
+0.2
Brockett 106 Illgen 50.4 In
Larson 100.2 Mendoza 124.8 +0.1
-0.1
Del Cueto 85.2 Swords 117.2 -0.1
Week of 11/26100.0*Chance in playoffs100.0*Average seed
Petrella 113.1 Swikart 119.1 +0.2
Mendoza 110.4 Illgen 86.1 -0.1
Shroff 97 Swords 104.5 -0.1
Week of 12/3None

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456Count
10-11In10014,140,344*
Total:In10014,140,344

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs