Denver Broncos Playoff Chances 2013-2 50/50

Beat Oakland 34-14, average seed up 0.2 to 1
13-3-0   .813

How are these numbers calculated?

Big Games

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

Week of 12/12100.0*Average seed
San Diego 27 Denver 20 -0.5
Kansas City 56 Oakland 31 -0.4
Miami 24 New England 20 +0.2
Pittsburgh 30 Cincinnati 20 +0.1
Week of 12/22100.0*Average seed
Denver 37 Houston 13 +0.8
Indianapolis 23 Kansas City 7 +0.6
New England 41 Baltimore 7 -0.1
Week of 12/29100.0*Average seed
New England 34 Buffalo 20 -0.3
Denver 34 Oakland 14 +0.2
Games Above .500
Chance Will Make Playoffs