How are these numbers calculated?

Big Games

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

Week of 9/30100.0*Chance in playoffs100.0*Average seed
Richmond 0 Orlando 1 -1.1
-0.1
Tampa Bay 3 New York 2 +0.6
-0.1
New York 2 Pittsburgh 0 -0.2
Rochester 0 Louisville 0 +0.1
-0.2
Harrisburg 2 St Louis 0 +0.1
Tampa Bay 1 Bethlehem 1 -0.1
+0.1
Ottawa 1 Charleston 1 +0.0
Week of 10/7100.0*Chance in playoffs100.0*Average seed
Pittsburgh 0 Rochester 2 In
+1.0
Orlando 5 New York 6 -0.2
+0.0
Rochester 1 Bethlehem 0 +0.7
Orlando 0 Tampa Bay 2 -0.4
Charleston 4 Harrisburg 0 -0.1
Louisville 2 Charlotte 1 +0.1
Ottawa 4 Cincinnati 0 +0.1
San Antonio 1 Tampa Bay 1 -0.0
Week of 10/14100.0*Chance in playoffs100.0*Average seed
Rochester 2 New York 1 +0.6
Charlotte 0 Charleston 1 -0.1
Points
Chance Will Make Playoffs