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
Adam 93.22 Jack 58.24 +14.1
+1.3
Justin 72.22 Bhairav 74.1 +2.4
+0.1
Jesse 78.46 Jeffrey 69.18 +2.4
+0.1
Tony 109.48 Simon 52.34 +1.2
+0.1
Anand 76.6 Bryan 32.7 +1.1
Tom 100.32 Ziyi 45 -0.5
Week of 11/23100.0*Chance in playoffs100.0*Average seed
Jon 73.62 Adam 58.82 -27.8
-1.8
Jack 63.56 Justin 110.76 -4.0
-0.2
Simon 68.28 Bhairav 97 +3.6
+0.1
Ziyi 100.82 Tony 83.04 -3.6
-0.1
Anand 99.1 David 97.14 +2.3
Bryan 67.9 Jesse 59.88 -0.5
-0.1
Jeffrey 112.96 Tom 86.92 -0.3
If winner is:HomeAway
Week of 11/30100.0*Chance in playoffs100.0*Average seed
Adam vs Anand+16.0Out
+2.2-2.2
Tom vs Bryan-7.4+7.4
Tony vs Jeffrey+7.0-7.0
+0.2-0.2
Jesse vs David+5.8-5.8
+0.1-0.1
Ziyi vs Simon-2.3+2.3
+0.2-0.2
Justin vs Jon+1.6-1.6
+0.1-0.1
Bhairav vs Jack-0.1+0.1

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314Count
61-031.9%18223124103010,283,194
50-1Out1440361010,289,146
Total:16.0%14111512582018520,572,340
Games Above .500
Chance Will Make Playoffs