How are these numbers calculated?

Big Games

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

Week of 4/23100.0*Average seed
Sturm Graz 0 Linz 1 +0.3
Austria Wien 5 Mattersburg 1 +0.1
SC Magna 2 Ried 0 +0.1
Kapfenberg 0 Austria Kärnten 0 +0.0
Week of 4/30100.0*Average seed
Linz 0 Austria Wien 1 -0.3
Ried 1 Sturm Graz 2 +0.1
Austria Kärnten 2 Linz 2 -0.1
Mattersburg 3 Ried 1 +0.0
Mattersburg 1 Austria Kärnten 1 +0.0
Week of 5/13100.0*Average seed
Kapfenberg 2 Linz 0 -0.5
Mattersburg 1 Rapid Wien 3 +0.3
Austria Wien 2 Ried 0 +0.2
Points
Chance Will Win Championship