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*Chance in playoffs100.0*Average seed
Swope Park 1 Ottawa 2 In
+0.2
Saint Louis 0 Louisville 1 -0.1
North Carolina 2 New York II 0 -0.2
Week of 10/11100.0*Chance in playoffs100.0*Average seed
Ottawa 1 Bethlehem 1 -0.3
Nashville 2 North Carolina 0 +0.1
Louisville 8 Swope Park 3 -0.1
Week of 10/18100.0*Chance in playoffs100.0*Average seed
Charlotte 3 Ottawa 1 -0.2
North Carolina 1 Saint Louis 0 -0.2
Points
Chance Will Make Playoffs