How are these numbers calculated?

Big Games

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

Week of 4/3100.0*Chance in playoffs100.0*Average seed
Levadiakos 1 Giannina 1 Out
-0.3
Panionios 3 PAOK 1 Out
Atromitos 1 Panetolikos 0 -0.1
-0.0
Platanias 3 Xanthi 1 -0.1
Iraklis 0 Asteras 1 -0.0
Iraklis 0 Olympiakos 2 +0.2
Week of 4/10100.0*Chance in playoffs100.0*Average seed
PAOK 2 Levadiakos 0 -0.8
Panthrakikos 0 Iraklis 3 -0.2
Panetolikos 2 Olympiakos 5 +0.2
Giannina 2 Platanias 0 -0.2
Kalloni 2 Atromitos 4 -0.1
Veria 1 Xanthi 1 +0.0
Asteras 0 Panathinaikos 0 +0.0
Week of 4/17100.0*Chance in playoffs100.0*Average seed
Levadiakos 3 AEK 0 +0.5
Iraklis 0 Panetolikos 0 +0.3
Points
Chance Will Make Playoffs