How are these numbers calculated?

Big Games

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

Week of 4/29100.0*Average seed
Olympiakos 4 Panetolikos 0 +0.1
Levadiakos 0 Atromitos 1 -0.1
Week of 5/6None
Points
Chance Will Make Playoffs