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 10/20100.0*Lottery seed
Kansas City 37 Seattle 42 -1.2
Tucson 44 D.C. 27 -0.2
Detroit 45 Ohio 58 -0.2
Portland 27 Texas 56 -0.1
Chicago 31 Berlin 27 -0.1
Week of 10/26100.0*Lottery seed
Seattle 69 Tucson 73 +1.0
Berlin 33 New York 41 -0.2
Evansville 44 Detroit 24 -0.2
D.C. 52 Ohio 59 -0.2
Van Island 32 Kansas City 24 -0.1
Portland 46 Eugene 38 +0.1
Week of 11/2100.0*Lottery seed
Seattle 66 Portland 56 -1.4
Vicenza 37 Berlin 32 -0.5
Games Above .500
Chance Will Make Playoffs