How are these numbers calculated?

Big Games

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

Week of 10/5100.0*Chance in playoffs100.0*Average seed
Col Springs 2 Los Angeles II 0 -15.6
-1.0
Las Vegas 4 San Antonio 2 +2.4
+0.1
Portland II 3 Phoenix 5 +2.3
+0.1
New Mexico 1 RGV 1 +1.1
+0.1
Tulsa 2 Sacramento 3 -1.0
-0.2
Orange County 2 OKC 0 +0.6
-0.1
El Paso 1 Austin 1 -0.2
Reno 0 El Paso 0 +0.0
Week of 10/11100.0*Chance in playoffs100.0*Average seed
Portland II 3 San Antonio 4 -6.0
-0.1
Las Vegas 0 Reno 2 +5.2
+0.1
New Mexico 1 Tacoma 1 +4.8
+0.1
Tulsa 2 New Mexico 1 +4.6
+0.2
Fresno 2 Los Angeles II 2 +1.4
-0.1
El Paso 4 Portland II 1 -0.2
Salt Lake II 2 Austin 2 -0.1
Week of 10/18100.0*Chance in playoffs100.0*Average seed
New Mexico 2 Las Vegas 0 -20.5
-0.4
Los Angeles II 2 El Paso 0 In
+0.6
San Antonio 2 Col Springs 2 -1.8
-0.0
Points
Chance Will Make Playoffs