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
Robert 67 DJ 86 -9.6
-1.0
Andrew 106 Cody 67 -1.0
-0.1
Travis 78 Trey 72 -0.8
Scotty 98 Justin 74 -0.8
Roman 104 Megan 91 -0.4
Brandon 81 James 71 +0.4
If winner is:HomeTieAway
Week of 11/7100.0*Chance in playoffs100.0*Average seed
Megan vs Robert-4.0-2.4+4.0
-0.9-0.1+0.9
Justin vs Travis+0.8-0.7-0.8
-0.1-0.0+0.1
Trey vs Roman+0.6+0.2-0.6
James vs Scotty+0.2-0.3-0.2
+0.1-0.0-0.1
DJ vs Andrew-0.0-0.3+0.1
+0.0-0.1-0.0

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs123456789101112Count
85-0-079.1%0129501830269,245
7.54-0-139.143546141026,923
74-1-016.0115373312201,337,077
3-0-215.311438321321,070
6.53-1-10.7011136391310107,553
2-0-38.7993935923
63-2-00.100213323416302,671,550
2-1-20.10214333514203,316
5.52-2-1Out0193541141162,299
1-1-3Out536382139
52-3-0Out0021234391402,671,363
1-2-2Out011236401103,308
4.51-3-1Out011247382107,791
0-2-3Out411374827
41-4-0Out0032459151,336,199
0-3-2Out22364111,076
3.50-4-1Out06662827,235
30-5-0Out13861268,642
Total:4.9%001479121516171548,994,736
Games Above .500
Chance Will Make Playoffs