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
FD 74 CAT5 48 Out
-0.9
VICK 80 ROSE 92 -0.3
PERS 63 CHICO 52 -0.1
MORA 34 NY 72 +0.1
KING 77 BOS 80 -0.1
Week of 11/29100.0*Chance in playoffs100.0*Average seed
MUFF 62 CAT5 91 +0.6
KING 127 NY 93 -0.1
PERS 66 KEIT 62 -0.1
FD 90 ROSE 137 +0.1
VICK 99 BOS 68 -0.0
Week of 12/6100.0*Chance in playoffs100.0*Average seed
CAT5 96 PERS 89 +0.4
BOS 69 FD 98 -0.2
ROSE 73 MUFF 100 -0.1
Games Above .500
Chance Will Make Playoffs