How are these numbers calculated?

Big Games

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

Week of 9/25100.0*Chance in playoffs100.0*Average seed
Ethan 85.92 Ryan 92.66 -13.0
-0.9
Sonny 147.54 Greg 108.76 -0.9
Aaron 70.4 Taylor 61.48 -0.2
If winner is:HomeAway
Week of 10/2100.0*Chance in playoffs100.0*Average seed
Sonny vs Ethan-7.9+12.2
-0.6+0.9
Aaron vs Ryan+0.5-1.2
+0.0-0.1
Josh vs Taylor-0.5+1.2
Ricky vs Justin+0.2-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
1110-0In9823,133
109-1In69282021,202
98-2In214826500131,692
87-399.8%112343416300471,037
76-479.5002133132164001,089,263
65-513.8002123034184001,708,387
54-60.10021536341211,834,262
43-7Out0073348121,333,969
32-8Out0064945627,225
21-9Out02080172,041
10-10Out29822,614
Total:23.3%123468101214161687,414,825
Games Above .500
Chance Will Make Playoffs