How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 11/5100.0*Chance in playoffs100.0*Average seed
Matt 82 Tom O 75 -13.4
-0.8
Stephen 129 Dan 134 +1.5
+0.1
Chelsea 100 Keith 108 -0.8
-0.0
Justin 75 Tom 116 +0.7
+0.1
Nathan 72 Jordan 77 +0.1
+0.1
If winner is:HomeTieAway
Week of 11/12100.0*Chance in playoffs100.0*Average seed
Jordan vs Tom O-8.8-3.1+9.1
-0.7-0.1+0.7
Chelsea vs Matt-2.6+4.2+2.1
+0.1+0.1-0.1
Dan vs Keith+1.7+0.7-1.7
Justin vs Stephen+1.3+0.7-1.4
Tom vs Nathan+0.5+0.5-0.5
+0.1+0.1-0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs12345678910Count
84-0-096.5%07533740591,482
7.53-0-174.1122512510247,421
73-1-031.202295216102,355,626
2-0-216.111551304039,092
6.52-1-14.80541431110743,306
1-0-30.10533481412,694
62-2-00.400154434603,531,194
1-1-20.004284918178,135
0-0-4Out12642569
5.51-2-10.0021948292742,889
0-1-3Out114543102,808
51-3-0Out0532501202,353,656
0-2-2Out0125234138,816
4.50-3-1Out0747442248,868
40-4-0Out128628591,484
Total:13.4%0049192222177011,567,540
Games Above .500
Chance Will Make Playoffs