How are these numbers calculated?

Big Games

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

Week of 5/1100.0*Relegated100.0*Average seed
Atalanta BC 1 Bologna 1 -0.6
+0.0
Lazio 0 Inter Milan 2 +0.3
-0.8
Calcio Catania 1 Juventus 1 +0.1
Chievo 1 Napoli 2 +0.2
Bari 3 Genoa 0 -0.1
Cagliari Calcio 2 Udinese 2 +0.1
Week of 5/9100.0*Relegated100.0*Average seed
Livorno 1 Lazio 2 No
+1.0
Bologna 1 Calcio Catania 1 +0.1
AS Roma 2 Cagliari Calcio 1 +0.1
Inter Milan 4 Chievo 3 +0.0
Udinese 3 Bari 3 +0.0
Week of 5/15100.0*Relegated100.0*Average seed
Lazio 3 Udinese 1 +1.3
Cagliari Calcio 1 Bologna 1 +0.5
Chievo 0 AS Roma 2 +0.4
Points
Chance Will Win Championship