Oakland Raiders Playoff Chances 2015 50/50

Lost to Kansas City 17-23, lottery seed up 2.5 to 19
7-9-0   .438

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 12/17100.0*Lottery seed
Oakland 20 Green Bay 30 +2.0
San Diego 30 Miami 14 -0.5
San Francisco 14 Cincinnati 24 -0.3
New Orleans 27 Detroit 35 -0.3
Pittsburgh 34 Denver 27 +0.2
Philadelphia 17 Arizona 40 -0.2
Seattle 30 Cleveland 13 +0.1
Minnesota 38 Chicago 17 -0.1
New England 33 Tennessee 16 +0.1
Dallas 16 NY Jets 19 -0.1
NY Giants 35 Carolina 38 -0.1
Jacksonville 17 Atlanta 23 +0.1
St. Louis 31 Tampa Bay 23 -0.1
Baltimore 14 Kansas City 34 -0.1
Washington 35 Buffalo 25 +0.1
Week of 12/24100.0*Lottery seed
Oakland 23 San Diego 20 -2.0
Minnesota 49 NY Giants 17 -0.3
Seattle 17 St. Louis 23 +0.3
Atlanta 20 Carolina 13 +0.2
Denver 20 Cincinnati 13 -0.2
Buffalo 16 Dallas 6 +0.2
Tampa Bay 21 Chicago 26 -0.2
Arizona 38 Green Bay 8 +0.1
Miami 12 Indianapolis 18 +0.1
NY Jets 26 New England 20 -0.1
Tennessee 6 Houston 34 +0.1
Kansas City 17 Cleveland 13 -0.1
Week of 1/3100.0*Lottery seed
Kansas City 23 Oakland 17 +2.4
Indianapolis 30 Tennessee 24 +0.3
Buffalo 22 NY Jets 17 +0.3
Atlanta 17 New Orleans 20 -0.2
San Francisco 19 St. Louis 16 -0.2
Arizona 6 Seattle 36 -0.1
Games Above .500
Chance Will Make Playoffs