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 -18.3
-1.2
Justin 72.22 Bhairav 74.1 +3.6
+0.2
Adam 93.22 Jack 58.24 -2.6
-0.2
Jesse 78.46 Jeffrey 69.18 +1.6
+0.1
Anand 76.6 Bryan 32.7 +0.7
+0.1
Tom 100.32 Ziyi 45 -0.4
David 76.82 Jon 66.28 -0.2
Week of 11/23100.0*Chance in playoffs100.0*Average seed
Simon 68.28 Bhairav 97 -26.9
-1.6
Jack 63.56 Justin 110.76 -4.7
-0.3
Ziyi 100.82 Tony 83.04 -2.9
-0.1
Anand 99.1 David 97.14 +2.2
+0.1
Jeffrey 112.96 Tom 86.92 -1.3
-0.1
Jon 73.62 Adam 58.82 +0.4
Bryan 67.9 Jesse 59.88 -0.3
-0.1
If winner is:HomeAway
Week of 11/30100.0*Chance in playoffs100.0*Average seed
Ziyi vs SimonOut+4.3
-1.1+1.5
Tom vs Bryan-1.7+2.3
+0.2-0.2
Tony vs Jeffrey+1.4-1.9
+0.1-0.1
Jesse vs David+0.9-1.6
+0.0-0.1
Justin vs Jon+0.8-0.8
+0.2-0.2
Adam vs Anand-0.5+0.5
Bhairav vs Jack-0.3+0.1

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314Count
61-07.6%01614212825526,388,213
50-1Out204333435,328,807
Total:3.2%0136912222619261,717,020
Games Above .500
Chance Will Make Playoffs