How are these numbers calculated?

Big Games

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

Week of 9/29100.0*Chance in playoffs100.0*Average seed
North Carolina 3 Richmond 2 -2.9
-0.1
Atlanta II 1 Tampa Bay 1 +1.3
+0.0
Ottawa 0 Bethlehem 0 +1.1
-0.1
Nashville 1 New York II 1 +0.9
+0.1
Cincinnati 3 Indy 0 +0.3
+0.1
Charlotte 2 Pittsburgh 2 +0.3
Penn 2 Charlotte 2 +0.3
Week of 10/5100.0*Chance in playoffs100.0*Average seed
Penn 1 New York II 3 -8.7
-0.3
Louisville 2 North Carolina 1 +7.8
+0.2
Richmond 0 Nashville 3 -3.7
-0.2
Tampa Bay 1 Charlotte 2 +3.0
+0.1
Indy 1 Bethlehem 1 -1.9
-0.3
Nashville 2 Toronto II 2 -1.8
-0.1
North Carolina 1 New York II 2 -1.4
Week of 10/13100.0*Chance in playoffs100.0*Average seed
Bethlehem 1 Tampa Bay 0 In
+1.9
Ottawa 0 Charleston 2 +15.4
+0.2
Charlotte 1 North Carolina 3 -12.5
-0.2
Nashville 3 Cincinnati 3 -3.5
+0.1
New York II 2 Pittsburgh 1 -0.2
Louisville 1 Indy 0 +0.1
Points
Chance Will Make Playoffs