How are these numbers calculated?

Big Games

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

Week of 10/27100.0*Chance in playoffs100.0*Average seed
Kyle 136.2 John 97.4 -11.4
-0.6
Phil 66.2 Derek 95.3 -1.5
-0.1
AndrewF 59.5 BenG 60.8 +1.2
+0.1
AndrewL 93.1 BenF 76 -0.8
-0.0
Jaylen 73.9 Mitch 80.6 +0.1
+0.0
If winner is:HomeAway
Week of 11/3100.0*Chance in playoffs100.0*Average seed
John vs Phil+4.4-13.5
+0.3-0.8
AndrewL vs Kyle-3.1+2.2
-0.1+0.1
Manj vs AndrewF+1.1-3.9
+0.1-0.2
Derek vs Jaylen-0.7+2.9
-0.0+0.1
BenF vs Ryan-1.6+2.0
-0.1+0.1
Mitch vs BenG+0.7-2.5
+0.0-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
85-0100.0%0010612720858,120
74-184.80014403113205,421,039
63-214.8002133237161011,018,906
52-30.1002175525109,524,643
41-4Out117691313,546,831
30-5Out393526473,893
Total:23.0%0004810141925162030,843,432
Games Above .500
Chance Will Make Playoffs