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
Kitsap 2 North Sound 1 +0.1
Fraser Valley 0 Victoria 1 -0.0
Vancouver-U23 4 North Sound 0 +0.0
Week of 7/8None
Week of 7/15None
Chance Will Make Playoffs