How are these numbers calculated?

Big Games

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

Week of 8/3100.0*Chance in playoffs100.0*First-round bye100.0*Average seed
Rochester 0 Orlando 1 -9.6
-0.1
Charleston 2 Wilmington 2 *In
+7.5
+0.1
Wilmington 2 Charleston 1 +9.7
+0.1
Harrisburg 3 Charleston 0 +6.7
+0.1
Richmond 2 Antigua 0 -0.3
Charlotte 4 Antigua 0 -0.1
Week of 8/10100.0*Chance in playoffs100.0*First-round bye100.0*Average seed
Rochester 0 Charleston 4 -27.0
-0.5
Dayton 2 Charlotte 2 +1.6
Richmond 2 Harrisburg 1 -1.0
-0.0
Pittsburgh 0 Charlotte 3 -0.9
Week of 8/19100.0*Chance in playoffs100.0*First-round bye100.0*Average seed
Antigua 2 Richmond 1 Yes
+0.6

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

Points
Chance Will Make Playoffs