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 -15.2
-1.0
Jaylen 73.9 Mitch 80.6 +2.0
+0.1
Phil 66.2 Derek 95.3 -1.5
-0.1
Kyle 136.2 John 97.4 -0.2
Ryan 92.1 Manj 94.8 -0.2
AndrewL 93.1 BenF 76 -0.1
If winner is:HomeAway
Week of 11/3100.0*Chance in playoffs100.0*Average seed
Manj vs AndrewF-14.3+14.3
-0.9+0.9
Mitch vs BenG+2.5-2.5
+0.1-0.1
BenF vs Ryan-1.4+1.4
Derek vs Jaylen+1.1-1.1
John vs Phil-0.9+0.9
-0.1+0.1
AndrewL vs Kyle+0.3-0.3

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
95-0In13612420282,720
84-1100.0%117393210101,405,369
73-281.8004173030153002,809,789
62-313.300211283520402,809,227
51-40.0011239381001,404,905
40-5Out0533529282,726
Total:48.5%0581012131414138308,994,736
Games Above .500
Chance Will Make Playoffs