How are these numbers calculated?

Big Games

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

Week of 10/31100.0*Chance in playoffs100.0*Average seed
Roman 104 Megan 91 +10.3
+1.0
Andrew 106 Cody 67 -1.2
-0.1
Scotty 98 Justin 74 -0.9
Travis 78 Trey 72 -0.9
+0.0
Robert 67 DJ 86 -0.5
+0.0
Brandon 81 James 71 +0.3
If winner is:HomeTieAway
Week of 11/7100.0*Chance in playoffs100.0*Average seed
Trey vs Roman-12.6-5.5+12.7
-0.9-0.1+0.9
Justin vs Travis+2.1-1.7-2.1
James vs Scotty+0.9-1.0-0.9
+0.1-0.1-0.1
DJ vs Andrew*-0.1-1.2+0.1
+0.0-0.1-0.0
Megan vs Robert-0.1+0.7+0.1
Cody vs Brandon+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 Roman finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs123456789101112Count
95-0-099.6%111681900269,142
8.54-0-196.61145503026,781
84-1-087.101355112101,334,733
3-0-286.801345212101,063
7.53-1-149.354442900107,684
2-0-352.2173539923
73-2-024.122242277102,671,966
2-1-222.322143278103,259
6.52-2-11.101164233800162,338
1-1-35.3554737538
62-3-00.200421362810102,672,507
1-2-20.1042037299103,263
5.51-3-1Out01144035101107,548
0-2-3Out2142251324
51-4-0Out003183731901,337,595
0-3-2Out03183931901,099
4.50-4-1Out01164834126,819
40-5-0Out04275315268,854
Total:24.0%008161615141296308,994,736
Games Above .500
Chance Will Make Playoffs