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
retnuh101 107.98 imjoshb 108.22 -13.7
-0.8
OprahsTit 141.86 DarkPC 87.8 -1.7
-0.1
Sh0wbizChiz 120.64 Vacar 83.82 +0.6
a0ashle 93.12 BillyDaButcha 97.38 +0.2
-0.1
AmericanKiwi 150.22 jeff_underscore 118.64 -0.1
Week of 11/23100.0*Chance in playoffs100.0*Average seed
BillyDaButcha 106.56 retnuh101 130.58 +28.8
+1.5
asmitty 106.92 Vacar 104.02 +4.6
+0.1
jeff_underscore 109.38 Sh0wbizChiz 119.96 -4.5
-0.1
DarkPC 61.7 imjoshb 123.32 -3.1
-0.2
a0ashle 110.44 OprahsTit 140.58 -2.4
-0.1
If winner is:HomeAway
Week of 11/30100.0*Chance in playoffs100.0*Average seed
Sh0wbizChiz vs AmericanKiwi-8.9In
-0.1+0.1
BillyDaButcha vs DarkPC-8.9In
-0.4+0.4
retnuh101 vs a0ashleIn-8.9
+0.4-0.4

What If

Chances based on how well the retnuh101 finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
81-0In1008,678,247
70-182.2%6418188,678,081
Total:91.1%829917,356,328
Games Above .500
Chance Will Make Playoffs