How are these numbers calculated?

Big Games

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

Week of 11/17100.0*Chance in playoffs100.0*Average seed
Jones 118.2 Jaylen 131.2 -28.1
-0.9
Eric 118.7 Shaun 114.6 -3.2
-0.1
John 122.7 Derek 82.9 -2.3
-0.0
JP 111.5 Cole 93.6 +0.8
+0.0
Dozza 121.6 Mike 137.8 +0.6
+0.0
If winner is:HomeAway
Week of 11/24100.0*Chance in playoffs100.0*Average seed
Dozza vs Jones-12.4+8.9
-0.7+0.5
Jaylen vs Eric-6.4+4.7
-0.1+0.1
Shaun vs John+1.2-2.2
+0.0-0.1
Cole vs Derek+0.3-0.3

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
62-072.1%12447289,904,315
51-19.39838042,167,847
40-2Out234530325,081,658
Total:14.3%0311561910177,153,820
Games Above .500
Chance Will Make Playoffs