St. Louis Rams Playoff Chances 2012-Final 50/50

Lost to Seattle 13-20, lottery seed up 0.8 to 17
7-8-1   .469

How are these numbers calculated?

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
Minnesota 36 St. Louis 22 +1.9
Tennessee 14 NY Jets 10 -0.2
Cincinnati 34 Philadelphia 13 +0.1
Green Bay 21 Chicago 13 -0.1
Miami 24 Jacksonville 3 +0.1
Washington 38 Cleveland 21 +0.1
Carolina 31 San Diego 7 -0.1
Atlanta 34 NY Giants 0 -0.1
Seattle 50 Buffalo 17 +0.1
New Orleans 41 Tampa Bay 0 -0.0
San Francisco 41 New England 34 +0.0
Dallas 27 Pittsburgh 24 +0.0
Week of 12/22100.0*Lottery seed
St. Louis 28 Tampa Bay 13 -1.8
Cincinnati 13 Pittsburgh 10 -0.2
Miami 24 Buffalo 10 +0.1
San Diego 27 NY Jets 17 -0.1
New Orleans 34 Dallas 31 +0.1
Denver 34 Cleveland 12 -0.1
Minnesota 23 Houston 6 +0.1
Baltimore 33 NY Giants 14 -0.1
Green Bay 55 Tennessee 7 -0.1
Washington 27 Philadelphia 20 +0.1
Carolina 17 Oakland 6 +0.1
Week of 12/30100.0*Lottery seed
Seattle 20 St. Louis 13 +1.3
Washington 28 Dallas 18 -0.3
Carolina 44 New Orleans 38 -0.3
NY Giants 42 Philadelphia 7 +0.3
New England 28 Miami 0 -0.2
Pittsburgh 24 Cleveland 10 +0.2
Games Above .500
Chance Will Make Playoffs