How are these numbers calculated?

Big Games

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

Week of 11/19100.0*Chance in playoffs100.0*Average seed
Chris 79.68 Josh 104.86 -10.2
-1.0
Suzie 106.2 Noah 89.76 +3.3
+0.2
Carlos 105.36 Ole 116.1 -2.7
-0.1
Steve 103.92 Russell 114.6 +2.4
Mike 77.06 Mark 50.3 -0.5
+0.1
Sidney 116.62 Michael 92.28 +0.1
If winner is:HomeAway
Week of 11/26100.0*Chance in playoffs100.0*Average seed
Chris vs Sidney+26.5-26.5
+1.5-1.5
Steve vs Mark-4.5+4.5
-0.1+0.1
Josh vs Russell+1.7-1.7
+0.1-0.1
Michael vs Noah-0.6+0.6
Ole vs Suzie-0.4+0.4
-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
82-0In440411425,143,633
71-177.9%02112838193010,281,388
60-24.204173333135,147,315
Total:65.0%110119142014108320,572,336
Games Above .500
Chance Will Make Playoffs