Chicago Bears Playoff Chances 2014 50/50

Beat Miami 37-24, average seed unchanged at 8
3-0-12   .200

How are these numbers calculated?

Big Games

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

Week of 12/11100.0*Average seed
Chicago 15 New Orleans 31 +0.9
Kansas City 31 Oakland 13 -0.1
Week of 12/20100.0*Average seed
Chicago 14 Detroit 20 +0.3
Oakland 26 Buffalo 24 +0.1
New Orleans 14 Atlanta 30 +0.1
Week of 12/28None
Games Above .500
Chance Will Make Playoffs