Tampa Bay Buccaneers Playoff Chances 2018 50/50

Lost to Atlanta 32-34, lottery seed up 2.1 to 28
5-11-0   .313

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
Baltimore 20 Tampa Bay 12 +2.2
Chicago 24 Green Bay 17 -0.3
Atlanta 40 Arizona 14 -0.2
Carolina 9 New Orleans 12 -0.1
Indianapolis 23 Dallas 0 +0.1
Pittsburgh 17 New England 10 -0.1
NY Jets 22 Houston 29 -0.1
Jacksonville 13 Washington 16 -0.1
San Francisco 26 Seattle 23 -0.1
NY Giants 0 Tennessee 17 -0.1
Minnesota 41 Miami 17 +0.0
Buffalo 14 Detroit 13 -0.0
Cincinnati 30 Oakland 16 -0.0
Week of 12/22100.0*Lottery seed
Dallas 27 Tampa Bay 20 +2.0
Detroit 9 Minnesota 27 -0.2
New England 24 Buffalo 12 -0.2
Oakland 27 Denver 14 +0.1
Miami 7 Jacksonville 17 +0.1
LA Chargers 10 Baltimore 22 -0.1
NY Jets 38 Green Bay 44 +0.1
Philadelphia 32 Houston 30 -0.1
Indianapolis 28 NY Giants 27 -0.1
Carolina 10 Atlanta 24 -0.0
Week of 12/30100.0*Lottery seed
Tampa Bay 32 Atlanta 34 +2.0
Green Bay 0 Detroit 31 +0.3
Buffalo 42 Miami 17 +0.3
Kansas City 35 Oakland 3 -0.3
NY Giants 35 Dallas 36 -0.2
Houston 20 Jacksonville 3 -0.2
New Orleans 14 Carolina 33 +0.2
Minnesota 10 Chicago 24 -0.1
LA Rams 48 San Francisco 32 +0.1
Baltimore 26 Cleveland 24 +0.1
Denver 9 LA Chargers 23 +0.1
Games Above .500
Chance Will Make Playoffs