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 -0.3
-0.7
MO 111.94 Joe 113.84 -0.2
-0.1
Sean 117.12 George 130.68 +0.2
-0.1
Marc 120.14 Nall 116.48 -0.2
-0.1
Tex 109.24 Tammy 141.2 +0.1
+0.1
Jay 155.54 Drew 102.58 -0.1
-0.1
Jason 123.3 Rell 140.1 +0.1
Week of 11/28100.0*Chance in playoffs100.0*Average seed
Meech 122.76 Nall 137.94 -1.3
-1.0
MO 134.58 Tammy 116.7 +0.8
+0.1
George 103.06 Tex 110.5 -0.4
Joe 107.9 Jay 101.12 -0.3
Sean 168.28 Marc 161.56 +0.2
+0.2
B 141.44 Rell 109.64 +0.1
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 Jason+1.0-1.0
Jay vs Tammy-0.3+0.3
Nall vs B+0.2-0.2

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
81-0In46292065,784,645
70-1In72439305,782,895
Total:In231822221511,567,540
Games Above .500
Chance Will Make Playoffs