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
John 122.7 Derek 82.9 -13.0
-0.7
Eric 118.7 Shaun 114.6 -1.6
-0.1
Dozza 121.6 Mike 137.8 +1.5
+0.2
JP 111.5 Cole 93.6 +0.7
+0.1
Jones 118.2 Jaylen 131.2 +0.4
If winner is:HomeAway
Week of 11/24100.0*Chance in playoffs100.0*Average seed
Jaylen vs EricOut+3.1
-0.1+0.1
Cole vs DerekOut+3.1
-0.8+0.8
Dozza vs Jones+1.0-1.0
-0.1+0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
52-012.5%12394456,111,410
41-1Out231472012,210,178
30-2Out7936,109,952
Total:3.1%31126273324,431,540
Games Above .500
Chance Will Make Playoffs