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
Chris Pikula 0 Luis Scott-Vargas 1 +5.6
+0.6
Eric Froehlich 0 Rich Shay 1 +0.4
+0.1
Steve Menendian 0 Bob Maher 1 +0.4
+0.2
Randy Buehler 0 Josh Utter-Leyton 1 +0.3
Tom Martell 1 David Williams 0 -0.1
If winner is:HomeAway
Week of 10/21100.0*Chance in playoffs100.0*Average seed
Eric Froehlich vs David Williams-0.0In
Randy Buehler vs Steve MenendianIn-0.0
+0.1-0.1
Tom Martell vs Josh Utter-Leyton-0.0In
Chris Pikula vs Bob Maher-0.0In
Rich Shay vs Luis Scott-Vargas-0.0In
-0.2+0.2

What If

Chances based on how well the Luis Scott-Vargas finish out the regular season.   Explain

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
82-0In1003,391,057
71-1In87136,779,879
60-2100.0%354717103,396,564
Total:100.0%771840013,567,500
Games Above .500
Chance Will Make Playoffs