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 -2.9
-0.2
Barry Evans 146.8 Dennis Gibiser 104.2 -0.4
If winner is:HomeAway
Week of 11/19100.0*Chance in playoffs100.0*Average seed
Kirk Miller vs Vinny Eruzione-25.0+25.0
-1.9+1.9
Rob Weldner vs Matt Jacobs+3.7-3.7
+0.1-0.1
Barry Evans vs Maize and Blue-3.0+3.0
-0.2+0.2
Phil Edmiston vs Dennis Gibiser+1.0-1.0
Steve Jacobs vs Brian Neff+0.2-0.2

What If

Chances based on how well the Vinny Eruzione finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
93-0In39411630522,162
82-192.0%414182021157101,563,412
71-245.2028151914111212511,563,995
60-3Out183237193521,167
Total:64.0%610101113138699414,170,736
Games Above .500
Chance Will Make Playoffs