How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 11/18100.0*Average seed
Washington 44 Arizona_State 18 -0.2
UCLA 14 USC 36 +0.1
Utah 28 Oregon 30 -0.1
California 31 Stanford 45 +0.1
If winner is:HomeHome OTAway OTAway
Week of 11/25100.0*Average seed
Oregon_State vs Oregon+0.4+0.4-0.4-0.4
Arizona vs Arizona_State-0.4-0.4+0.4+0.4
California vs UCLA-0.1-0.1+0.1+0.1

What If

Chances based on how well the Arizona_State finish out the regular season.   Explain

100100100100100100100100100100100100100100
If finish:Chance will finish regular season at seed
TWW-LChance wins regular season title1234567891011121314Count
31-0No1002,160
20-0No75131255,862,160
0-1No5224242,160
Total:No75131255,866,480
Games Above .500
Chance Will Win Regular Season Title