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
Tony 109.48 Simon 52.34 +14.1
+1.4
Justin 72.22 Bhairav 74.1 +2.1
+0.1
Jesse 78.46 Jeffrey 69.18 +1.6
Adam 93.22 Jack 58.24 -1.2
-0.1
Anand 76.6 Bryan 32.7 +1.0
+0.1
David 76.82 Jon 66.28 -0.3
Week of 11/23100.0*Chance in playoffs100.0*Average seed
Ziyi 100.82 Tony 83.04 -2.1
-1.0
Jeffrey 112.96 Tom 86.92 -1.5
Jack 63.56 Justin 110.76 -1.1
Anand 99.1 David 97.14 +0.7
+0.2
Jon 73.62 Adam 58.82 +0.6
Simon 68.28 Bhairav 97 +0.6
+0.1
Bryan 67.9 Jesse 59.88 +0.2
If winner is:HomeAway
Week of 11/30100.0*Chance in playoffs100.0*Average seed
Ziyi vs Simon-3.3In
-0.2+0.2
Jesse vs DavidIn-3.3
Tom vs Bryan-3.3In
-0.2+0.2
Tony vs JeffreyIn-3.3
+1.7-1.7
Justin vs Jon-1.7+1.7
-0.2+0.2

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314Count
81-0In435710,284,333
70-193.4%7253725710,288,007
Total:96.7%22283121813320,572,340
Games Above .500
Chance Will Make Playoffs