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
Ft. Lauderdale 1 Jax 0 +0.3
Ft. Lauderdale 0 Ocala 3 -0.3
Jax 1 Panama City 3 +0.1
Ft. Lauderdale 2 Mississippi 0 +0.1
Week of 7/8100.0*Average seed
West-Texas 2 Texas 0 -0.3
Jax 1 Ft. Lauderdale 1 -0.2
New Orleans 1 Austin 0 -0.2
Jax 1 Mississippi 4 +0.1
Week of 7/15None
Points
Chance Will Make Playoffs