Washington Redskins Playoff Chances 2014 50/50

Lost to Dallas 17-44, lottery seed up 0.3 to 28
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 12/11100.0*Lottery seed
NY Giants 24 Washington 13 +1.0
Kansas City 31 Oakland 13 -0.2
Baltimore 20 Jacksonville 12 -0.1
Atlanta 20 Pittsburgh 27 -0.1
Tennessee 11 NY Jets 16 +0.1
Carolina 19 Tampa Bay 17 +0.0
Week of 12/18100.0*Lottery seed
Washington 27 Philadelphia 24 -0.7
NY Jets 16 New England 17 -0.2
Oakland 26 Buffalo 24 +0.1
Jacksonville 21 Tennessee 13 +0.1
Week of 12/28100.0*Lottery seed
Washington 17 Dallas 44 +0.8
Denver 47 Oakland 14 -0.5
Miami 24 NY Jets 37 +0.3
Houston 23 Jacksonville 17 -0.2
Games Above .500
Chance Will Make Playoffs