How are these numbers calculated?

Big Games

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

Week of 11/20100.0*Chance in playoffs100.0*Average seed
Nostradumbass 5 163.5 Corey R 104.4 In
+0.3
San Francisco C 160.8 Laces Out 91.5 +0.9
Freezer Ambush 114.6 MSN4911 118.9 +0.7
+0.1
Bradley B 132.4 TOUCHDOWN Seaha 182.4 -0.5
+0.1
Angry Armadillos 128 Powerpuff Girls 148.9 +0.3
If winner is:HomeTieAway
Week of 11/27100.0*Chance in playoffs100.0*Average seed
Angry Armadillos vs Nostradumbass 5-0.4+0.2+0.2
HoltsyBoi vs Bradley B+0.2+0.2-0.1
Andrew K vs TOUCHDOWN Seaha+0.1+0.0-0.0

What If

Chances based on how well the Nostradumbass 5 finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs123456789101112Count
11.5-12In10025,645,985*
111-1-0In564428,511,305
0-0-2In455511
10.50-1-1In514917,548
100-2-0In755387,542,159
Total:In6827561,717,008

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs