How are these numbers calculated?

Big Games

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

Week of 11/9100.0*Chance in playoffs100.0*Average seed
Jake 119.2 Derek 108.6 +7.8
+0.4
Mark 87.2 Ryan 78.7 +1.4
+0.1
David 74.9 Josh 101.1 -1.3
Michael 88.3 Dan 109.9 +0.7
Brandon 82.5 Sara 89.2 +0.6
Jonathan 113.2 Andrew 131.5 -0.5
-0.1
If winner is:HomeAway
Week of 11/16100.0*Chance in playoffs100.0*Average seed
Ryan vs Jake-0.9In
-0.2+0.2
Josh vs Mark-0.8+0.8
Andrew vs Brandon-0.1+0.1
-0.2+0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
103-0In9461,927,793
92-1In69315,785,229
81-2100.0%3168105,782,651
70-393.03533771,931,055
Total:99.1%50455115,426,728
Games Above .500
Chance Will Make Playoffs