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
Sidney 116.62 Michael 92.28 +22.1
+1.4
Carlos 105.36 Ole 116.1 -2.7
-0.1
Chris 79.68 Josh 104.86 +2.5
+0.1
Mike 77.06 Mark 50.3 +0.9
+0.1
Steve 103.92 Russell 114.6 +0.7
Suzie 106.2 Noah 89.76 -0.1
If winner is:HomeAway
Week of 11/26100.0*Chance in playoffs100.0*Average seed
Chris vs Sidney-23.2+23.2
-1.4+1.4
Steve vs Mark-2.0+2.0
Michael vs Noah+1.2-1.2
Ole vs Suzie-0.6+0.6
-0.1+0.1
Josh vs Russell+0.5-0.5
+0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
82-0In45138615,146,489
71-196.5%11137331430010,281,105
60-29.0933371845,144,742
Total:75.5%11315201791094120,572,336
Games Above .500
Chance Will Make Playoffs