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
AndrewF 59.5 BenG 60.8 +15.5
+1.1
Phil 66.2 Derek 95.3 -0.9
Kyle 136.2 John 97.4 -0.8
Jaylen 73.9 Mitch 80.6 +0.6
AndrewL 93.1 BenF 76 -0.5
Ryan 92.1 Manj 94.8 +0.1
If winner is:HomeAway
Week of 11/3100.0*Chance in playoffs100.0*Average seed
Mitch vs BenG-14.3+14.3
-0.9+0.9
BenF vs Ryan-2.5+2.5
-0.1+0.1
Manj vs AndrewF+2.5-2.5
+0.1-0.1
John vs Phil-1.2+1.2
Derek vs Jaylen-0.6+0.6
AndrewL vs Kyle-0.2+0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
95-0In285119200282,917
84-199.9%1153831122001,403,884
73-283.4004173229143002,810,020
62-316.8003143032173002,810,842
51-40.00011030401631,404,310
40-5Out01183843282,763
Total:50.0%1481013141412108428,994,736
Games Above .500
Chance Will Make Playoffs