How are these numbers calculated?

Big Games

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

Week of 2/27100.0*Average seed
Larissa 1 Panetolikos 0 -0.5
Apollon 2 OFI 1 +0.1
Lamia 0 Giannina 0 +0.0
Week of 3/6100.0*Average seed
Panetolikos 1 Volos 0 +0.7
Lamia 2 Larissa 1 -0.1
Olympiakos 3 Lamia 0 +0.1
Week of 3/14100.0*Average seed
Apollon 1 Panetolikos 0 -0.3
Aris 1 OFI 0 +0.2
Lamia 0 Atromitos 0 +0.0
Points
Chance Will Make Playoffs