Dallas Cowboys Playoff Chances 2012 50/50

Lost to Washington 18-28, playoff odds down 49.8 to 0%
8-8-0   .500

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 +11.0
+0.8
Atlanta 34 NY Giants 0 +5.1
+0.3
Chicago 13 Green Bay 21 +2.0
+0.1
Cleveland 21 Washington 38 -2.0
-0.1
Buffalo 17 Seattle 50 -0.8
New Orleans 41 Tampa Bay 0 -0.3
New England 34 San Francisco 41 -0.1
Tennessee 14 NY Jets 10 -0.1
San Diego 7 Carolina 31 +0.1
Arizona 38 Detroit 10 +0.1
Philadelphia 13 Cincinnati 34 -0.1
Week of 12/22100.0*Chance in playoffs100.0*Average seed
Baltimore 33 NY Giants 14 +9.4
+0.5
Dallas 31 New Orleans 34 -6.0
-0.7
Arizona 13 Chicago 28 -1.6
Houston 6 Minnesota 23 +1.5
Philadelphia 20 Washington 27 -0.3
Tampa Bay 13 St. Louis 28 -0.2
-0.1
Carolina 17 Oakland 6 +0.1
Detroit 18 Atlanta 31 +0.1
Jacksonville 16 New England 23 +0.1
Green Bay 55 Tennessee 7 +0.1
Week of 12/30100.0*Chance in playoffs100.0*Average seed
Washington 28 Dallas 18 Out
-2.5
Seattle 20 St. Louis 13 +0.3
New Orleans 38 Carolina 44 +0.2
Games Above .500
Chance Will Make Playoffs

Lottery

We are out of the playoffs. Here are the big games and what ifs for draft seeds.
Although it might be more fun to go down swinging.

Big Games

Week of 12/13100.0*Lottery seed
Dallas 27 Pittsburgh 24 -1.5
Atlanta 34 NY Giants 0 -0.3
Cleveland 21 Washington 38 +0.2
Philadelphia 13 Cincinnati 34 +0.1
San Diego 7 Carolina 31 -0.1
New Orleans 41 Tampa Bay 0 -0.0
St. Louis 22 Minnesota 36 -0.0
New England 34 San Francisco 41 +0.0
Week of 12/22100.0*Lottery seed
Dallas 31 New Orleans 34 +0.7
Baltimore 33 NY Giants 14 -0.6
Tampa Bay 13 St. Louis 28 +0.1
Seattle 42 San Francisco 13 -0.1
Denver 34 Cleveland 12 +0.1
Detroit 18 Atlanta 31 -0.1
Week of 12/30100.0*Lottery seed
Washington 28 Dallas 18 +3.5
Seattle 20 St. Louis 13 -0.3