How are these numbers calculated?

Big Games

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

Week of 10/10100.0*Chance in playoffs100.0*Average seed
Riccio 104.78 Neary 126.76 +6.1
+0.7
TJ 102.38 Logan 114.7 -0.4
Cruz 87.86 Liv 155.72 -0.3
Dean 131.68 Dylan 145.82 +0.2
Cordts 152.34 Joe Fred 137.86 +0.2
If winner is:HomeAway
Week of 10/17100.0*Chance in playoffs100.0*Average seed
Rob vs Neary-9.1+13.5
-0.5+0.8
Dean vs Cordts-2.1+0.6
-0.1+0.0
Matt vs Riccio-0.6+0.9
Dylan vs Joe Fred+0.5-0.7
TJ vs Cruz+0.2-0.2
Logan vs Liv+0.2-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
119-0In16804017,074
108-1In3603340150,458
97-2100.0%0154333910784,393
86-396.10072839214002,353,004
75-451.000213363612104,479,549
64-55.20052742223005,595,937
53-60.0002184529604,603,355
42-7Out0114443482,395,419
31-8Out1144640718,101
20-9Out1197998,118
Total:27.3%0135811161818137321,195,408
Games Above .500
Chance Will Make Playoffs