How are these numbers calculated?

Big Games

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

Week of 9/20100.0*Average seed
Tucson 2 Greenville 3 -0.2
Lansing 1 South Georgia 1 -0.1
Greenville 3 Toronto II 1 -0.0
Week of 9/27100.0*Average seed
Greenville 0 Orlando B 1 +0.3
Week of 10/4100.0*Average seed
Lansing 0 Madison 1 -0.3
South Georgia 3 Greenville 1 +0.1
Points
Chance Will Make Playoffs