How are these numbers calculated?

Big Games

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

Week of 12/3100.0*Chance in playoffs100.0*Average seed
Alex 101.12 Carlo 66.18 -1.1
+0.2
Tuck 62.44 Pepsin 107.54 -0.8
-0.8
Chris 78.86 Fred 111.4 +0.3
+0.3
Ryan 75.3 Dylan 135.36 +0.1
Week of 12/10100.0*Chance in playoffs100.0*Average seed
Gallo 85.88 Tuck 78.32 -0.8
-0.5
Carlo 50.42 Pepsin 112.74 +0.2
Alex 70.64 Chris 108.14 -0.7
Games Above .500
Chance Will Make Playoffs