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 +22.6
+2.0
Justin 72.22 Bhairav 74.1 +2.6
+0.2
Jesse 78.46 Jeffrey 69.18 +1.1
+0.1
Tony 109.48 Simon 52.34 +0.9
+0.0
Anand 76.6 Bryan 32.7 +0.5
+0.1
Tom 100.32 Ziyi 45 -0.2
David 76.82 Jon 66.28 -0.1
Week of 11/23100.0*Chance in playoffs100.0*Average seed
Jon 73.62 Adam 58.82 -29.8
-1.5
Jack 63.56 Justin 110.76 -7.0
-0.3
Simon 68.28 Bhairav 97 +5.3
+0.2
Ziyi 100.82 Tony 83.04 -4.9
-0.2
Anand 99.1 David 97.14 +3.4
+0.1
Jeffrey 112.96 Tom 86.92 -1.6
Bryan 67.9 Jesse 59.88 -0.4
-0.1
If winner is:HomeAway
Week of 11/30100.0*Chance in playoffs100.0*Average seed
Adam vs Anand+11.2Out
+1.8-1.8
Tom vs Bryan-4.6+6.1
+0.1-0.1
Tony vs Jeffrey+4.1-5.5
+0.1-0.2
Jesse vs David+2.8-5.1
+0.1-0.1
Justin vs Jon+1.5-1.5
+0.1-0.1
Ziyi vs Simon-1.1+1.5
+0.2-0.3
Bhairav vs Jack-0.2+0.0

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
61-022.4%16162528195030,859,136
50-1Out234827230,857,884
Total:11.2%038121410142414161,717,020
Games Above .500
Chance Will Make Playoffs