New York Giants Playoff Chances 2013-Final 50/50

Beat Washington 20-6, lottery seed down 1 to 21
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 12/12100.0*Lottery seed
Seattle 23 NY Giants 0 +1.9
Carolina 30 NY Jets 20 -0.2
Atlanta 27 Washington 26 +0.2
San Francisco 33 Tampa Bay 14 -0.2
Pittsburgh 30 Cincinnati 20 +0.1
Arizona 37 Tennessee 34 -0.1
St. Louis 27 New Orleans 16 +0.1
San Diego 27 Denver 20 +0.1
Minnesota 48 Philadelphia 30 +0.1
Chicago 38 Cleveland 31 -0.1
Miami 24 New England 20 +0.1
Kansas City 56 Oakland 31 -0.1
Baltimore 18 Detroit 16 +0.0
Green Bay 37 Dallas 36 +0.0
Buffalo 27 Jacksonville 20 +0.0
Week of 12/22100.0*Lottery seed
NY Giants 23 Detroit 20 -1.9
Pittsburgh 38 Green Bay 31 +0.3
San Francisco 34 Atlanta 24 -0.2
Buffalo 19 Miami 0 +0.2
St. Louis 23 Tampa Bay 13 -0.2
NY Jets 24 Cleveland 13 +0.1
Cincinnati 42 Minnesota 14 -0.1
Tennessee 20 Jacksonville 16 +0.1
Philadelphia 54 Chicago 11 -0.1
Dallas 24 Washington 23 +0.1
Carolina 17 New Orleans 13 -0.1
Arizona 17 Seattle 10 +0.0
Denver 37 Houston 13 -0.0
Week of 12/29100.0*Lottery seed
NY Giants 20 Washington 6 -1.3
NY Jets 20 Miami 7 +0.3
Minnesota 14 Detroit 13 -0.3
New England 34 Buffalo 20 -0.3
Tennessee 16 Houston 10 +0.2
Pittsburgh 20 Cleveland 7 +0.2
Seattle 27 St. Louis 9 -0.1
Carolina 21 Atlanta 20 -0.1
Indianapolis 30 Jacksonville 10 -0.1
San Diego 27 Kansas City 24 -0.1
Games Above .500
Chance Will Make Playoffs