How are these numbers calculated?

Big Games

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

Week of 11/16100.0*Chance in playoffs100.0*Average seed
Tom 100.32 Ziyi 45 -20.6
-1.5
Jesse 78.46 Jeffrey 69.18 +3.1
+0.1
Justin 72.22 Bhairav 74.1 +3.0
+0.1
Tony 109.48 Simon 52.34 +2.1
Adam 93.22 Jack 58.24 -2.0
-0.1
Anand 76.6 Bryan 32.7 +1.3
+0.1
Week of 11/23100.0*Chance in playoffs100.0*Average seed
Ziyi 100.82 Tony 83.04 +19.9
+1.5
Simon 68.28 Bhairav 97 +4.9
+0.1
Jack 63.56 Justin 110.76 -4.2
-0.2
Anand 99.1 David 97.14 +2.7
+0.1
Jeffrey 112.96 Tom 86.92 -1.3
Jon 73.62 Adam 58.82 +0.6
Bryan 67.9 Jesse 59.88 -0.2
-0.1
If winner is:HomeAway
Week of 11/30100.0*Chance in playoffs100.0*Average seed
Ziyi vs Simon+14.8-14.8
+1.6-1.6
Tom vs Bryan-7.9+7.9
-0.3+0.3
Tony vs Jeffrey+7.3-7.3
Jesse vs David+6.1-6.1
+0.3-0.3
Adam vs Anand-2.5+2.5
-0.1+0.1
Justin vs Jon+1.8-1.8

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314Count
71-0100.0%39481030010,284,178
60-170.4727362261010,288,162
Total:85.2%1924915181131020,572,340
Games Above .500
Chance Will Make Playoffs