How are these numbers calculated?

Big Games

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

Week of 11/17100.0*Chance in playoffs100.0*Average seed
Dan 124.3 Jon 82.7 -6.5
-0.6
Blake 100.8 Faisal 90.6 +2.5
+0.1
Chris 76.7 Gravy 108 +1.1
+0.1
Kashif 109 James 101.1 -0.7
Bradley 80.1 Andy 136.7 -0.7
-0.2
Josh 89.2 Niphon 66.9 -0.5
-0.1
Week of 11/24100.0*Chance in playoffs100.0*Average seed
Bradley 94.2 Jon 131.9 +0.3
+0.4
Niphon 99.6 Faisal 120.3 -0.2
James 115.8 Josh 108.9 +0.2
+0.1
Chris 82.9 Andy 84.4 -0.1
+0.1
If winner is:HomeAway
Week of 12/1100.0*Chance in playoffs100.0*Average seed
Chris vs JonOut+9.5
-1.2+1.2
Kashif vs Andy+9.5Out
+0.2-0.2
Faisal vs DanOut+9.5
-0.2+0.2
Josh vs Gravy-1.0+1.0
-0.2+0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
61-019.1%194531513,503,106
50-1Out376313,501,222
Total:9.6%102315213227,004,328
Games Above .500
Chance Will Make Playoffs