How are these numbers calculated?

Big Games

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

Week of 11/16100.0*Chance in playoffs100.0*Average seed
a0ashle 93.12 BillyDaButcha 97.38 +23.8
+1.1
Sh0wbizChiz 120.64 Vacar 83.82 +2.6
retnuh101 107.98 imjoshb 108.22 -1.7
+0.1
NeilFlix 125.5 asmitty 120 +1.3
+0.1
AmericanKiwi 150.22 jeff_underscore 118.64 -0.2
OprahsTit 141.86 DarkPC 87.8 -0.1
If winner is:HomeAway
Week of 11/23100.0*Chance in playoffs100.0*Average seed
BillyDaButcha vs retnuh101In-18.1
+1.1-1.1
asmitty vs Vacar+5.2-5.2
+0.1-0.1
DarkPC vs imjoshb+3.5-3.5
+0.1-0.1
a0ashle vs OprahsTit-2.3+2.3
jeff_underscore vs Sh0wbizChiz+2.1-2.1
+0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
82-0In38623,212,374
71-196.2%8542015306,425,704
60-235.2629382433,215,858
Total:81.9%13431115116112,853,936
Games Above .500
Chance Will Make Playoffs