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 11/23100.0*Lottery seed
Arizona 42 Oregon 16 -0.5
WSU 49 Utah 37 +0.2
OSU 27 Washington 69 +0.1
If winner is:HomeHome OTAway OTAway
Oregon vs OSU-0.2-0.3+0.3+0.2
If winner is:HomeHome OTAway OTAway
Week of 11/30100.0*Lottery seed
ASU vs Arizona+0.7+0.8-0.7-0.8

What If

100100100100100100100100100100100100
If finish:Chance will finish season at seed
TWW-L123456789101112
51-06238
40-11288
Total:312544
Games Above .500
Chance Will Make Playoffs