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
Blue Horseshoe 89.64 Beer Snob 72.94 -8.4
-0.6
Rodgers’ Rev 108.46 FRNX Mullets 95.26 -0.3
Mudge 79.62 PO Americans 142.52 +0.2
Week of 9/22100.0*Chance in playoffs100.0*Average seed
Mudge 9 PO Americans 22 +1.2
+0.0
If winner is:HomeAway
Shankopotamus vs Beer Snob-3.6+18.0
-0.1+0.5
Rodgers’ Rev vs Juggernaut-7.4+2.6
-0.1+0.0

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
87-0In9385217,905
76-1In0947395067,604
65-299.9%033349140489,781
54-391.2012664901,889,152
43-445.21444954,205,078
32-55.1552435,377,751
21-6Out8923,646,526
10-7Out1001,009,223
Total:26.7%0001521324116,693,020
Games Above .500
Chance Will Make Playoffs