How are these numbers calculated?

Big Games

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

Week of 11/21100.0*Chance in playoffs100.0*Average seed
B 107.48 Meech 95.38 -0.1
-0.7
Sean 117.12 George 130.68 -0.1
Jason 123.3 Rell 140.1 +0.1
Jay 155.54 Drew 102.58 -0.0
Week of 11/28100.0*Chance in playoffs100.0*Average seed
Meech 122.76 Nall 137.94 -1.8
-1.8
MO 134.58 Tammy 116.7 +0.2
B 141.44 Rell 109.64 +0.1
-0.1
Joe 107.9 Jay 101.12 -0.1
+0.1
George 103.06 Tex 110.5 -0.1
+0.2
Sean 168.28 Marc 161.56 +0.2
Jason 119.74 Drew 120.64 +0.1
If winner is:HomeAway
Week of 12/6100.0*Chance in playoffs100.0*Average seed
Meech vs JasonIn-0.2
+0.8-1.0
Jay vs Tammy+0.0-0.1
-0.2+0.3
Nall vs B+0.5-0.1

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314Count
81-0In2338261220,230,933
70-199.6%118522800015,114,879
Total:99.8%132223291200035,345,812
Games Above .500
Chance Will Make Playoffs