How are these numbers calculated?

Big Games

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

Week of 11/17100.0*Chance in playoffs100.0*Average seed
MWJW 106 MB 55 +10.9
+0.5
AM 98 BSMW 90 -3.8
-0.2
JR 86 JS 69 -1.0
CD 82 BD 91 +0.6
NF 49 RF 91 +0.3
Week of 11/24100.0*Chance in playoffs100.0*Average seed
BD 73 GDSH 119 -0.9
JS 60 MWJW 94 +0.1
+0.2
MB 108 AM 111 -0.1
-0.1
If winner is:HomeAway
Week of 12/1100.0*Chance in playoffs100.0*Average seed
AM vs JS-3.2+7.7
-0.3+0.7
GDSH vs MWJW-3.3+1.0
-0.9+0.3
NF vs BD-1.6+1.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
91-090.0%54165151054,248,361
80-185.815244251416,473,431
Total:89.0%451314171170,721,792
Games Above .500
Chance Will Make Playoffs