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*Chance in playoffs100.0*Average seed
St. Louis 2 Thunder Bay 3 Out
-0.2
Toronto Lynx 1 Fire-PDL 0 -0.3
Kansas City 5 St. Louis 1 -0.1
Hamilton 2 Forest City 4 +0.1
Fire-PDL 0 Michigan 2 +0.0
Week of 7/8100.0*Chance in playoffs100.0*Average seed
Winnipeg 2 Springfield 1 -0.8
Winnipeg 2 Springfield 1 -0.4
Hamilton 2 River City 0 -0.1
Kansas City 3 St. Louis 1 -0.0
Week of 7/15None
Points
Chance Will Make Playoffs