How are these numbers calculated?

Big Games

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

Week of 11/18100.0*Chance in playoffs100.0*Average seed
Andy Germani 75.3 Matt Parnes 68.1 -1.2
-0.5
Gerrett Henry 129.9 Steven Koerper 95.3 -0.3
+0.1
Kevin Cottington 85.2 Steve Dao 134 -0.2
Brady Kress 96.2 Tyler Graham 116.7 -0.1
JD Peters 115.6 Michael Phillips 114.6 -0.1
Stephen Hribar 107 Mike Haines 94.7 +0.0
Week of 11/25100.0*Chance in playoffs100.0*Average seed
Tyler Graham 126 Matt Parnes 83 -0.1
Mike Haines 106.9 Michael Phillips 62.9 -0.1
Andy Germani 96.4 Steven Koerper 84 +0.1
Kevin Cottington 108 JD Peters 120 +0.0
If winner is:HomeAway
Week of 12/2100.0*Chance in playoffs100.0*Average seed
Kevin Cottington vs Matt Parnes-0.7+0.3
Steven Koerper vs Mike Haines-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
51-0Out584253,733,873
40-1Out584225,992,727
Total:Out39471479,726,600
Games Above .500
Chance Will Make Playoffs