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*Average seed
Lazio 2 Internazionale 0 +0.1
Chievo 0 Fiorentina 0 -0.0
Week of 5/8100.0*Average seed
Internazionale 2 Empoli 1 -0.1
Fiorentina 0 Palermo 0 -0.1
Week of 5/15None
Points
Chance Will Win Championship