How are these numbers calculated?

Big Games

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

Week of 7/1100.0*Chance in playoffs100.0*Average seed
Baltimore 3 Express 2 +2.9
+0.2
Ocean City 2 NJ Rangers 1 +2.4
+0.3
Ocean City 4 Bermuda 0 +2.3
+0.7
Reading 4 Brooklyn 0 -0.4
-0.2
Ottawa 4 Worcester 0 -0.3
Maryland 2 Carolina 4 +0.3
-0.1
West Virginia 1 Palmetto 1 +0.2
Express 4 Spartans 2 -0.2
Westchester 1 Reading 5 -0.2
-0.1
NJ Rangers 3 Baltimore 2 -0.2
Week of 7/8100.0*Chance in playoffs100.0*Average seed
Ocean City 5 Westchester 1 In
+0.5
Reading 2 Ocean City 0 -0.5
Carolina 1 Northern Virginia 1 +0.1
Express 1 Reading 1 +0.1
Week of 7/15100.0*Chance in playoffs100.0*Average seed
Ocean City 1 Brooklyn 0 +0.9
Spartans 1 Reading 2 -0.5
Points
Chance Will Make Playoffs