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*Chance in playoffs100.0*Average seed
Mississippi 1 Tampa 0 -10.7
-1.0
Jax 1 Panama City 3 -1.9
-0.1
Tampa 2 Ocala 2 -1.8
-0.2
Ft. Lauderdale 0 Ocala 3 -1.4
-0.1
Tampa 2 Bradenton 0 +1.0
+0.1
Orlando City 2 Mississippi 1 -0.4
Panama City 0 Orlando City 2 -0.2
Ft. Lauderdale 2 Mississippi 0 +0.1
West-Texas 1 El Paso 4 -0.0
Week of 7/8100.0*Chance in playoffs100.0*Average seed
Orlando City 1 Tampa 1 Out
-0.5
Mississippi 2 Bradenton 1 +4.9
+0.1
Panama City 0 Ocala 4 +1.5
+0.2
Orlando City 1 Bradenton 3 +1.5
Ocala 2 Panama City 0 +0.8
+0.1
Ft. Lauderdale 2 Panama City 2 +0.1
El Paso 1 Laredo 4 +1.2
El Paso 0 Austin 1 +0.2
El Paso 3 Texas 0 -0.2
Jax 1 Mississippi 4 -0.1
Week of 7/15100.0*Chance in playoffs100.0*Average seed
Ft. Lauderdale 1 Tampa 3 +1.2
Points
Chance Will Make Playoffs