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
Phoenix 4 Tulsa 3 -1.4
-0.3
Orange County 3 Sacramento 1 -1.0
+0.1
Tulsa 0 San Antonio 2 -0.9
-0.2
Col Springs 2 Orange County 1 +0.3
OKC 3 Los Angeles 0 -0.3
-0.1
Sacramento 2 Phoenix 0 -0.2
-0.1
Week of 10/7100.0*Chance in playoffs100.0*Average seed
Tulsa 1 Seattle 0 In
+0.5
Orange County 1 Reno 4 +2.9
+0.0
Col Springs 1 Sacramento 0 -2.0
+0.1
OKC 4 Swope Park 1 -0.2
Week of 10/14100.0*Chance in playoffs100.0*Average seed
Tulsa 2 Col Springs 4 -0.6
OKC 3 Seattle 1 -0.2
Reno 2 Sacramento 2 +0.1
Points
Chance Will Make Playoffs