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
Vinny Eruzione 86.8 Matt Jacobs 136 +1.7
+0.2
Barry Evans 146.8 Dennis Gibiser 104.2 -0.2
Rob Weldner 192.5 Brian Neff 108.6 -0.1
Timothy Burkhardt 132.1 Steve Jacobs 127.8 +0.1
If winner is:HomeAway
Week of 11/19100.0*Chance in playoffs100.0*Average seed
Rob Weldner vs Matt Jacobs-10.0+19.6
-0.8+1.7
Barry Evans vs Maize and Blue-0.9+1.8
Phil Edmiston vs Dennis Gibiser+0.1-0.4
+0.1-0.3
Steve Jacobs vs Brian Neff+0.1-0.1
Kirk Miller vs Vinny Eruzione-0.1+0.1
+0.1-0.0

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
83-087.3%0142035281120982,723
72-113.30024712222619604,243,797
61-20.2016142528265,919,163
50-3Out44562,652,933
Total:10.4%0002445101417232213,798,616
Games Above .500
Chance Will Make Playoffs