Oakland Raiders Playoff Chances 2012-Final 50/50

Lost to San Diego 21-24, lottery seed up 0.5 to 30
4-12-0   .250

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
Oakland 15 Kansas City 0 -1.0
Miami 24 Jacksonville 3 -0.1
Tennessee 14 NY Jets 10 +0.1
Cincinnati 34 Philadelphia 13 -0.1
Carolina 31 San Diego 7 +0.1
Week of 12/22100.0*Lottery seed
Carolina 17 Oakland 6 +1.1
Washington 27 Philadelphia 20 -0.2
Atlanta 31 Detroit 18 -0.2
San Diego 27 NY Jets 17 +0.1
Green Bay 55 Tennessee 7 -0.1
Miami 24 Buffalo 10 -0.1
Denver 34 Cleveland 12 -0.1
Indianapolis 20 Kansas City 13 -0.1
Chicago 28 Arizona 13 -0.1
New England 23 Jacksonville 16 -0.1
Week of 12/30100.0*Lottery seed
San Diego 24 Oakland 21 +0.5
NY Giants 42 Philadelphia 7 -0.3
Chicago 26 Detroit 24 -0.2
Games Above .500
Chance Will Make Playoffs