How are these numbers calculated?

Big Games

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

Week of 10/17100.0*Average seed
Hammarby 1 Helsingborg 4 -0.0
Week of 10/24100.0*Average seed
Häcken 5 Elfsborg 2 +0.2
GIF Sundsvall 2 Helsingborg 1 +0.2
Hammarby 0 Malmö 1 +0.0
Week of 10/31None
Points
Chance Will Win Championship