How are these numbers calculated?

Big Games

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

Week of 7/5100.0*Chance wins title100.0*Average seed
Geylang 0 SAFFC 3 *No
+0.1
T. Pagar 5 Tampines 1 *No
-0.0
Balestier 4 Home 1 +0.2
SAFFC 5 Balestier 1 -0.2
Woodlands 2 Geylang 1 +0.1
Week of 7/12100.0*Chance wins title100.0*Average seed
Sembawang 1 Balestier 3 +0.1
Week of 7/19None

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

Points
Chance Will Win Championship