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 -17.2
-0.8
Eric Froehlich 0 Rich Shay 1 +2.8
+0.1
Randy Buehler 0 Josh Utter-Leyton 1 +1.2
Steve Menendian 0 Bob Maher 1 +0.7
+0.1
Tom Martell 1 David Williams 0 -0.6
If winner is:HomeAway
Week of 10/21100.0*Chance in playoffs100.0*Average seed
Chris Pikula vs Bob Maher+23.3-23.3
+0.9-0.9
Tom Martell vs Josh Utter-Leyton-6.8+6.8
-0.2+0.2
Eric Froehlich vs David Williams-3.5+3.5
-0.1+0.1
Rich Shay vs Luis Scott-Vargas-2.7+2.7
-0.1+0.1
Randy Buehler vs Steve Menendian+1.6-1.6
+0.1-0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
62-099.0%536451313,394,805
51-165.62253929606,778,881
40-26.0062234317003,393,814
Total:59.1%11024242011820013,567,500
Games Above .500
Chance Will Make Playoffs