How are these numbers calculated?

Big Games

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

Week of 10/3100.0*Chance in playoffs100.0*Average seed
Chris 80.55 Faisal 139.58 -6.6
-0.5
Blake 105.94 Gravy 127.4 +1.0
Brad 76.48 Jon 116.76 +0.6
Josh 77.86 Niphon 108.61 -0.1
Dan 137.39 James 69.97 +0.1
If winner is:HomeAway
Week of 10/10100.0*Chance in playoffs100.0*Average seed
Brad vs Chris-15.2+9.8
-0.9+0.6
Jon vs James+1.0-2.6
+0.0-0.1
Gravy vs Faisal-1.6+0.4
-0.1+0.0
Blake vs Dan-0.7+0.3
Kashif vs Josh-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
119-0In46467057,010
108-1In10454050495,430
97-2100.0%11452312002,044,057
86-399.9012051253004,768,075
75-492.00118423170006,952,090
64-538.80193038194006,599,209
53-61.900213323416304,081,481
42-70.0003173634101,591,265
31-8Out0173656355,102
20-9Out069440,489
Total:60.8%0291617161310753226,984,208
Games Above .500
Chance Will Make Playoffs