How are these numbers calculated?

Big Games

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

Week of 5/23100.0*Relegated100.0*Average seed
Getafe 1 Numancia 0 +8.1
-0.3
Barcelona 0 Osasuna 1 +5.6
-0.2
Valladolid 1 Sporting de Gijón 2 +5.2
-0.2
Recre 0 Racing 1 -1.3
+0.2
Villarreal 3 Valencia 1 -0.1
Real Madrid 1 Mallorca 3 -0.1
Sevilla 1 Deportivo 0 *+0.1
Week of 5/30100.0*Relegated100.0*Average seed
Sporting de Gijón 2 Recre 1 +0.2
Numancia 0 Sevilla 2 -0.1

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

Points
Chance Will Win Championship