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
Brady Kress 96.2 Tyler Graham 116.7 +2.1
+0.2
JD Peters 115.6 Michael Phillips 114.6 -0.9
Gerrett Henry 129.9 Steven Koerper 95.3 -0.8
-0.1
Andy Germani 75.3 Matt Parnes 68.1 -0.3
Kevin Cottington 85.2 Steve Dao 134 -0.3
-0.0
Week of 11/25100.0*Chance in playoffs100.0*Average seed
Tyler Graham 126 Matt Parnes 83 In
+0.3
Mike Haines 106.9 Michael Phillips 62.9 +3.2
Kevin Cottington 108 JD Peters 120 -0.5
-0.0
Andy Germani 96.4 Steven Koerper 84 -0.3
Brady Kress 76 Steve Dao 105 -0.3
-0.0
Stephen Hribar 107 Gerrett Henry 127 -0.1
-0.2
If winner is:HomeAway
Week of 12/2100.0*Chance in playoffs100.0*Average seed
Gerrett Henry vs Tyler Graham-1.1+0.8
JD Peters vs Stephen Hribar-0.3+0.1
Andy Germani vs Steve Dao+0.2-0.1

What If

Chances based on how well the Tyler Graham finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
101-0In29846,471,652
90-1In035491633,254,948
Total:In1581521779,726,600
Games Above .500
Chance Will Make Playoffs