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
Jaylen 73.9 Mitch 80.6 -0.8
-0.1
Kyle 136.2 John 97.4 +0.3
Phil 66.2 Derek 95.3 -0.2
AndrewL 93.1 BenF 76 +0.1
AndrewF 59.5 BenG 60.8 +0.1
+0.0
Ryan 92.1 Manj 94.8 +0.0
If winner is:HomeAway
Week of 11/3100.0*Chance in playoffs100.0*Average seed
Derek vs Jaylen-2.1+8.1
-0.2+0.9
Mitch vs BenG+0.3-1.0
BenF vs Ryan-0.5+0.7
Manj vs AndrewF+0.3-0.9
+0.0-0.2
John vs Phil-0.1+0.4
AndrewL vs Kyle-0.2+0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
85-0100.0%01260262032,386
74-186.7001040371210509,924
63-221.0021938319103,366,508
52-30.1004264425009,730,660
41-4Out01157410012,203,531
30-5Out4236215,000,423
Total:3.9%00013612214410430,843,432
Games Above .500
Chance Will Make Playoffs