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 +14.2
+0.5
Justin 75 Tom 116 +2.3
Nathan 72 Jordan 77 +2.2
+0.0
Matt 82 Tom O 75 +1.2
Stephen 129 Dan 134 +0.5
If winner is:HomeTieAway
Week of 11/12100.0*Chance in playoffs100.0*Average seed
Dan vs Keith-1.5+1.4+3.1
-0.2+0.0+0.4
Tom vs Nathan+1.5+1.4-0.4
Jordan vs Tom O+0.1-0.7-1.6
-0.0+0.0+0.1
Chelsea vs Matt+0.3-0.2-1.2
-0.1+0.2+0.3
Justin vs Stephen+0.4*+0.0-0.5

* 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 Keith finish out the regular season.   Explain

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs12345678910Count
104-0-0In2250281,283,352
9.53-0-1In434592678,574
93-1-0In0679147,843,137
2-0-2In067817124,487
8.52-1-1In0152472,690,860
1-0-3100.0%0326809,044
82-2-0100.0003466013,808,709
1-1-299.8027730268,755
0-0-482.867717215
7.51-2-199.301386102,425,684
0-1-382.64791718,094
71-3-092.105878006,144,796
0-2-278.02762110101,494
6.50-3-166.906729400482,534
60-4-028.5028482130762,485
Total:96.6%143854300036,632,220
Games Above .500
Chance Will Make Playoffs