How are these numbers calculated?

Big Games

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

Week of 10/1100.0*Average seed
Orange County 3 Oakland 1 +0.7
El Paso 0 San Diego 0 +0.1
Week of 10/7100.0*Average seed
Orange County 1 San Antonio 0 +0.6
San Diego 4 Oakland 2 -0.3
Las Vegas 2 Colorado Springs 3 -0.1
Phoenix 1 New Mexico 2 +0.1
Week of 10/14100.0*Average seed
Monterey Bay 0 Orange County 1 +0.6
Las Vegas 0 San Diego 2 -0.3
San Antonio 3 Indy 3 +0.0
Points
Chance Will Make Playoffs