How are these numbers calculated?

Big Games

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

Week of 7/1100.0*Average seed
River City 1 Inferno 2 -0.1
Orlando City 2 Mississippi 1 +0.0
NJ Rangers 4 Spartans 0 +0.0
Kansas City 5 St. Louis 1 +0.0
Jax 1 Panama City 3 +0.0
Laredo 1 New Orleans 1 +0.0
Week of 7/8100.0*Average seed
El Paso 3 Texas 0 -0.2
Jax 1 Mississippi 4 -0.1
El Paso 0 Austin 1 +0.0
Week of 7/15None
Points
Chance Will Make Playoffs