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
Anand 76.6 Bryan 32.7 +3.3
+0.9
Jesse 78.46 Jeffrey 69.18 +0.8
+0.1
Justin 72.22 Bhairav 74.1 +0.7
-0.1
Tony 109.48 Simon 52.34 +0.4
Adam 93.22 Jack 58.24 -0.4
-0.1
Tom 100.32 Ziyi 45 -0.2
Week of 11/23100.0*Chance in playoffs100.0*Average seed
Anand 99.1 David 97.14 +6.0
+1.2
Jack 63.56 Justin 110.76 -1.4
-0.1
Ziyi 100.82 Tony 83.04 -1.3
-0.1
Simon 68.28 Bhairav 97 +1.3
Bryan 67.9 Jesse 59.88 -0.2
-0.2
Jeffrey 112.96 Tom 86.92 -0.1
-0.1
Jon 73.62 Adam 58.82 -0.1
If winner is:HomeAway
Week of 11/30100.0*Chance in playoffs100.0*Average seed
Adam vs AnandOut+4.0
-1.8+1.8
Tom vs Bryan-2.7+2.7
+0.1-0.1
Tony vs Jeffrey+2.5-2.5
+0.1-0.1
Jesse vs David+1.8-1.8
+0.1-0.1
Justin vs Jon+1.2-1.2
+0.2-0.2
Ziyi vs Simon+0.5-0.5
+0.2-0.2
Bhairav vs Jack-0.2+0.2

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314Count
61-08.1%01719302713310,289,146
50-1Out627442310,283,194
Total:4.1%013101513915221120,572,340
Games Above .500
Chance Will Make Playoffs