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 -6.6
-0.8
Cruz 87.86 Liv 155.72 -0.4
Cordts 152.34 Joe Fred 137.86 +0.4
TJ 102.38 Logan 114.7 -0.1
Dean 131.68 Dylan 145.82 +0.1
If winner is:HomeAway
Week of 10/17100.0*Chance in playoffs100.0*Average seed
Matt vs Riccio-3.2+4.9
-0.5+0.8
Dylan vs Joe Fred+0.3-0.4
Dean vs Cordts-0.4+0.1
-0.1+0.0
Rob vs Neary+0.1-0.1
Logan vs Liv+0.1-0.1
TJ vs Cruz-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
109-0In47223207,191
98-1100.0%021462750044,717
87-297.10112323616300312,076
76-354.300315363311101,241,457
65-43.90042040287003,137,776
54-50.000731421825,184,501
43-6Out0032348265,625,177
32-7Out0226723,857,167
21-8Out4961,519,653
10-9Out100265,693
Total:5.4%000113581218222921,195,408
Games Above .500
Chance Will Make Playoffs