How are these numbers calculated?

Big Games

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

Week of 5/23100.0*Chance wins title100.0*Average seed
Beşiktaş 2 Galatasaray 1 +20.1
+0.2
Sivasspor 3 Gençlerbirliği 2 -14.8
-0.2
Eskişehirspor 2 Trabzonspor 5 -5.0
-0.1
Ankaraspor 0 Antalyaspor 0 -0.2
Bursaspor 2 Gaziantepspor 2 -0.2
Ankaragücü 3 Denizlispor 0 -0.2
Fenerbahçe 4 Konyaspor 2 -0.1
Week of 5/30100.0*Chance wins title100.0*Average seed
Denizlispor 1 Beşiktaş 2 Yes
+0.2
Galatasaray 2 Sivasspor 1 +17.5
+0.2
Points
Chance Will Win Championship