How are these numbers calculated?

Big Games

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

Week of 4/6100.0*Chance in playoffs100.0*Average seed
Jaguares 1 Internacional 0 -14.5
-0.3
Jorge Wilstermann 0 Emelec 0 +4.0
+0.1
Week of 4/13100.0*Chance in playoffs100.0*Average seed
Internacional 2 Emelec 0 In
+0.6
Jorge Wilstermann 2 Jaguares 1 In
+0.2
Week of 4/20None
Points
Chance Will Make Playoffs