How are these numbers calculated?

Big Games

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

Week of 11/12100.0*Chance in playoffs100.0*Average seed
Barry Evans 146.8 Dennis Gibiser 104.2 +5.8
+0.3
Rob Weldner 192.5 Brian Neff 108.6 -0.3
Maize and Blue 70.8 Sean O'Boyle 120.9 +0.2
If winner is:HomeAway
Week of 11/19100.0*Chance in playoffs100.0*Average seed
Barry Evans vs Maize and Blue+21.8-21.8
+1.9-2.0
Rob Weldner vs Matt Jacobs+2.0-2.0
Phil Edmiston vs Dennis Gibiser-1.3+1.3
Steve Jacobs vs Brian Neff-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
83-0In4039174521,797
72-179.1%101111131717155101,564,003
61-226.3012815211810101041,563,724
50-3Out0414253622521,212
Total:52.0%9976101214967844,170,736
Games Above .500
Chance Will Make Playoffs