How are these numbers calculated?

Big Games

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

Week of 9/15100.0*Chance in playoffs100.0*Average seed
Mudge 79.62 PO Americans 142.52 -9.1
-0.7
Blue Horseshoe 89.64 Beer Snob 72.94 +0.3
Rodgers’ Rev 108.46 FRNX Mullets 95.26 +0.1
Week of 9/22100.0*Chance in playoffs100.0*Average seed
Mudge 9 PO Americans 22 -10.7
-0.7
If winner is:HomeAway
Shankopotamus vs Beer Snob+2.7-2.7
+0.1-0.1
Rodgers’ Rev vs Juggernaut-1.6+1.6
Blue Horseshoe vs FRNX Mullets+0.9-0.9

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
76-0In3318445081,610
65-1In012374460481,503
54-291.8%1084043801,202,485
43-326.4022554191,603,924
32-41.50230691,202,660
21-50.00595482,120
10-6Out10081,238
Total:41.0%1246101826335,135,540
Games Above .500  (Full Screen)
Chance Will Make Playoffs  (Full Screen)