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 +16.6
+0.8
Stephen 129 Dan 134 +2.2
Matt 82 Tom O 75 +2.1
Nathan 72 Jordan 77 +1.0
-0.0
Justin 75 Tom 116 +0.9
If winner is:HomeTieAway
Week of 11/12100.0*Chance in playoffs100.0*Average seed
Dan vs Keith-7.8-1.4+8.0
-0.6-0.1+0.6
Jordan vs Tom O+1.7-0.5-1.7
-0.1+0.0+0.1
Justin vs Stephen+1.2*-0.0-1.2
Tom vs Nathan+0.8+0.7-0.9
Chelsea vs Matt+0.3+0.7-0.4
-0.1+0.1+0.1

* 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
104-0-0In84151591,154
9.53-0-1In633340247,929
93-1-0In24502512,355,446
2-0-2In244926139,415
8.52-1-1In840475743,521
1-0-399.7%115622102,738
82-2-099.91156421003,530,769
1-1-299.1096030178,002
0-0-467.1145330379
7.51-2-195.802464840743,121
0-1-355.6104637802,716
71-3-079.902060182002,353,864
0-2-245.26394212139,177
6.50-3-128.8227452330248,234
60-4-07.90831411820591,375
Total:89.2%111935237310011,567,540
Games Above .500
Chance Will Make Playoffs