Chicago Bears Playoff Chances 2012 50/50

Beat Detroit 26-24, playoff odds down 25.2 to 0%
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
Chicago 13 Green Bay 21 -22.2
-1.1
Buffalo 17 Seattle 50 -4.1
-0.1
St. Louis 22 Minnesota 36 -3.9
-0.1
Cleveland 21 Washington 38 -3.0
-0.1
Atlanta 34 NY Giants 0 +1.8
+0.1
New England 34 San Francisco 41 -1.0
New Orleans 41 Tampa Bay 0 +0.5
Dallas 27 Pittsburgh 24 -0.5
-0.1
Miami 24 Jacksonville 3 -0.1
Houston 29 Indianapolis 17 -0.1
Week of 12/22100.0*Chance in playoffs100.0*Average seed
Arizona 13 Chicago 28 +18.4
+0.8
Houston 6 Minnesota 23 -7.5
-0.2
Seattle 42 San Francisco 13 -6.3
-0.1
Baltimore 33 NY Giants 14 +2.0
+0.1
Philadelphia 20 Washington 27 -1.8
-0.1
Dallas 31 New Orleans 34 +0.2
Week of 12/30100.0*Chance in playoffs100.0*Average seed
Minnesota 37 Green Bay 34 Out
-0.5
Detroit 24 Chicago 26 +25.0
+0.7
NY Giants 42 Philadelphia 7 -0.3
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
Chicago 13 Green Bay 21 +1.7
Cleveland 21 Washington 38 +0.1
St. Louis 22 Minnesota 36 +0.1
Buffalo 17 Seattle 50 +0.1
Atlanta 34 NY Giants 0 -0.1
Tennessee 14 NY Jets 10 -0.1
Arizona 38 Detroit 10 +0.1
Week of 12/22100.0*Lottery seed
Arizona 13 Chicago 28 -0.9
Philadelphia 20 Washington 27 +0.2
Houston 6 Minnesota 23 +0.2
Seattle 42 San Francisco 13 +0.1
Detroit 18 Atlanta 31 +0.1
Baltimore 33 NY Giants 14 -0.1
Dallas 31 New Orleans 34 -0.1
Week of 12/30100.0*Lottery seed
Detroit 24 Chicago 26 -0.7
Minnesota 37 Green Bay 34 +0.5
NY Giants 42 Philadelphia 7 +0.2
Cincinnati 23 Baltimore 17 +0.1
New Orleans 38 Carolina 44 -0.1