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
Reno 2 Tulsa 0 +3.0
+0.4
San Antonio 3 Seattle II 1 -2.0
Portland II 0 Reno 2 In
+1.1
Sacramento 3 Swope Park 1 +0.2
+0.1
Phoenix 2 St Louis 0 +0.2
+0.1
Salt Lake II 2 OKC 1 -0.1
Salt Lake II 0 Col Springs 2 +0.1
Sacramento 1 Portland II 0 +0.0
Week of 10/5None
Week of 10/13100.0*Chance in playoffs100.0*Average seed
Reno 3 Orange County 1 +0.4
Fresno 0 Salt Lake II 1 -0.2
Points
Chance Will Make Playoffs