How are these numbers calculated?

Big Games

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

Week of 11/3100.0*Chance in playoffs100.0*Average seed
Swikart 123.1 Cohen 80.8 -7.4
-0.4
Larson 114.3 Illgen 130 -2.4
-0.1
Shroff 86.3 Petrella 87.6 -2.2
-0.1
Alter 102.6 Keating 100.9 +1.2
Swords 149.9 Mendoza 88.5 +1.1
Del Cueto 126.6 Brockett 94.7 +0.9
+0.1
If winner is:HomeAway
Week of 11/10100.0*Chance in playoffs100.0*Average seed
Cohen vs Larson+2.6-2.6
+0.3-0.3
Illgen vs Alter-0.8+0.8
Keating vs Swikart-0.8+0.8
Mendoza vs Shroff-0.7+0.7
Petrella vs Del Cueto-0.7+0.7
Brockett vs Swords-0.1+0.1
-0.1+0.1

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456Count
74-037.6%1122540221483,605
63-12.30021964141,924,985
52-20.00150502,890,233
41-3Out19811,927,048
30-4Out397482,457
Total:2.9%012841497,708,328
Games Above .500
Chance Will Make Playoffs