How are these numbers calculated?

Big Games

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

Week of 10/14100.0*Chance in playoffs100.0*Average seed
Randy Buehler 0 Josh Utter-Leyton 1 +0.7
Eric Froehlich 0 Rich Shay 1 -0.1
Steve Menendian 0 Bob Maher 1 -0.3
If winner is:HomeAway
Week of 10/21100.0*Chance in playoffs100.0*Average seed
Tom Martell vs Josh Utter-LeytonOut+0.3
-0.3+0.9
Eric Froehlich vs David Williams-0.1+0.1
+0.1-0.1
Rich Shay vs Luis Scott-Vargas-0.1+0.0
-0.1+0.0
Chris Pikula vs Bob Maher-0.0+0.1
+0.1-0.3
Randy Buehler vs Steve Menendian-0.3+0.1

What If

Chances based on how well the Josh Utter-Leyton finish out the regular season.   Explain

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
42-01.1%019304019104,542,271
31-1Out1124633819,232,662
20-2Out9345719,339,567
Total:0.1%0014927302943,114,500
Games Above .500
Chance Will Make Playoffs