How are these numbers calculated?

Big Games

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

Week of 11/22100.0*Chance in playoffs100.0*Average seed
MORA 34 NY 72 +8.9
+0.3
VICK 80 ROSE 92 -6.9
-0.1
KING 77 BOS 80 +1.5
+0.1
MUFF 62 KEIT 79 -1.0
-0.1
PERS 63 CHICO 52 +0.7
+0.1
FD 74 CAT5 48 -0.3
Week of 11/29100.0*Chance in playoffs100.0*Average seed
KING 127 NY 93 -28.3
-0.9
FD 90 ROSE 137 -10.6
-0.1
MORA 57 CHICO 74 -1.5
-0.1
PERS 66 KEIT 62 +1.0
+0.1
MUFF 62 CAT5 91 +0.3
VICK 99 BOS 68 -0.1
-0.0
Week of 12/6100.0*Chance in playoffs100.0*Average seed
ROSE 73 MUFF 100 +24.5
+0.2
NY 81 VICK 77 +12.9
+0.6
KEIT 84 MORA 73 -2.1
-0.0
CHICO 90 KING 103 -0.3
CAT5 96 PERS 89 +0.2
Games Above .500
Chance Will Make Playoffs