How are these numbers calculated?

Big Games

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

Week of 11/19100.0*Chance in playoffs100.0*Average seed
GAS 79.8 BAXT 134.8 -16.8
-0.9
GUAP 92.1 DEVI 97.3 +5.2
+0.2
LI 139.1 BAG 153.1 -4.1
-0.1
Cock 108.9 MOSS 97.5 +3.4
+0.0
MAIN 113.6 RIP 82.2 -0.1
-0.1
DONO 117.9 deep 68.5 -0.1
-0.0
Week of 11/26100.0*Chance in playoffs100.0*Average seed
MOSS 151.5 GAS 93.5 -25.0
-0.6
deep 90.9 GUAP 92.6 -11.5
-0.1
BAG 98.4 PLK1 149.5 +3.4
+0.2
RIP 70.4 LI 117.1 -0.2
Week of 12/3100.0*Chance in playoffs100.0*Average seed
GAS 84.4 DONO 128.1 Out
-0.8
MAIN 114.9 MOSS 89.3 +0.4
LI 108.3 BAXT 129.8 +0.3
Games Above .500
Chance Will Make Playoffs