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
Chelsea 100 Keith 108 -2.1
-0.5
Justin 75 Tom 116 +0.2
Matt 82 Tom O 75 +0.1
Nathan 72 Jordan 77 +0.1
-0.0
Stephen 129 Dan 134 +0.1
-0.0
If winner is:HomeTieAway
Week of 11/12100.0*Chance in playoffs100.0*Average seed
Chelsea vs Matt+1.9-3.8-7.2
+0.1-0.4-0.5
Justin vs Stephen+0.8+0.8-1.1
Jordan vs Tom O+0.1*+0.0-1.5
-0.0+0.0+0.1
Tom vs Nathan+0.3+0.1-0.1
Dan vs Keith+0.1*-0.0-0.2
+0.1-0.0-0.2

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs12345678910Count
9.54-0-0In2366106,274,658
93-0-1In0374232,157,152
8.53-1-0In01702915,935,829
2-0-2In02872254,837
82-1-199.6%0277203,209,476
1-0-386.738413012,710
7.52-2-098.202375206,630,964
1-1-280.53781910213,194
0-0-417.81852264236
71-2-166.91663030847,037
0-1-312.5134335914,796
6.51-3-050.315041800951,284
0-2-24.143146182026,966
60-3-11.111543356059,500
5.50-4-00.104244526053,581
Total:97.1%0752382000036,632,220
Games Above .500
Chance Will Make Playoffs