How are these numbers calculated?

Big Games

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

Week of 11/4100.0*Chance in playoffs100.0*Average seed
Richard 118.4 Jeff 72.5 +4.7
+0.4
Carlos 67.7 Dan 103.4 -1.0
-0.1
Omar 75.8 Dorff 104.9 +0.6
Frank 48.2 Sam 79.6 -0.4
-0.0
Mully 136.8 Rick 91.3 -0.2
-0.1
Dre 72.6 Andrew 102.9 -0.1
-0.1
Week of 11/11100.0*Chance in playoffs100.0*Average seed
Sam 61.4 Richard 119.1 In
+0.5
Dan 88.6 Jeff 140.2 +0.9
Andrew 60 Omar 71 +0.8
+0.1
Mully 82.3 Frank 113.4 +0.3
+0.3
Dorff 30.4 Rick 122.2 -0.0
If winner is:HomeAway
Week of 11/18100.0*Chance in playoffs100.0*Average seed
Richard vs Omar+0.1-0.4
Rick vs Jeff-0.1+0.3

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
81-0In722821,670,182
70-1In19817,447,918
Total:In594129,118,100
Games Above .500
Chance Will Make Playoffs