Baltimore Ravens Playoff Chances 2012 50/50

Lost to Cincinnati 17-23, average seed down 0.2 to 4
10-6-0   .625

How are these numbers calculated?

Big Games

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

Week of 12/13100.0*Chance in playoffs100.0*Average seed
Dallas 27 Pittsburgh 24 In
+0.1
Baltimore 17 Denver 34 -0.7
Philadelphia 13 Cincinnati 34 -0.1
New England 34 San Francisco 41 +0.1
Week of 12/22100.0*Chance in playoffs100.0*Average seed
Baltimore 33 NY Giants 14 +0.6
Jacksonville 16 New England 23 -0.2
Pittsburgh 10 Cincinnati 13 -0.1
Week of 12/30100.0*Chance in playoffs100.0*Average seed
Cincinnati 23 Baltimore 17 -0.2
Games Above .500
Chance Will Make Playoffs