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
Fraser Valley 0 Victoria 1 -0.0
BYU 3 Ogden 1 +0.0
Week of 7/8100.0*Average seed
Orange County 5 BYU 1 -1.2
Vancouver-U23 1 Victoria 2 -0.3
Ventura County 1 BYU 0 +0.1
Orange County 6 Tuscan 0 -0.1
Tuscan 0 Ogden 0 -0.0
Week of 7/15100.0*Average seed
Pali 2 LA Misioneros 5 +1.5
Points
Chance Will Make Playoffs