How are these numbers calculated?

Big Games

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

Week of 10/5100.0*Average seed
North Carolina 2 New York II 0 +0.5
Swope Park 1 Ottawa 2 -0.1
Saint Louis 0 Louisville 1 -0.1
Nashville 2 Louisville 1 +0.1
Week of 10/11100.0*Average seed
Nashville 2 North Carolina 0 -0.5
Louisville 8 Swope Park 3 -0.2
Ottawa 1 Bethlehem 1 +0.1
Week of 10/18100.0*Average seed
Charlotte 3 Ottawa 1 +0.2
North Carolina 1 Saint Louis 0 +0.2
Points
Chance Will Make Playoffs