How are these numbers calculated?

Big Games

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

Week of 6/3100.0*Chance in playoffs100.0*Qualified100.0*Average seed
Brazil 0 Korea 0 -1.7
-6.3
-0.2
Germany 3 Ivory 1 -0.7
-0.8
-0.0
Ghana 1 Spain 1 +1.8
+0.1
Portugal 1 England 0 -0.7
-0.0
England 1 Spain 1 -0.0
Portugal 2 Ghana 2 -0.0
Week of 6/10100.0*Chance in playoffs100.0*Qualified100.0*Average seed
Germany 1 Korea 0 Out
-1.5
Ivory 4 Brazil 0 Out
-0.0
England 0 Ghana 4 +0.6
Points
Chance Will Make Playoffs