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
California 31 Stanford 45 -0.2
Washington 44 Arizona_State 18 +0.1
Utah 28 Oregon 30 -0.0
Oregon_State 42 Arizona 17 -0.0
If winner is:HomeHome OTAway OTAway
Week of 11/25100.0*Average seed
California vs UCLA+1.1+1.1-1.1-1.1
Oregon_State vs Oregon-0.1-0.1+0.1+0.1
Arizona vs Arizona_State+0.1+0.1-0.1-0.1

What If

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

100100100100100100100100100100100100100100
If finish:Chance will finish regular season at seed
TWW-LChance wins regular season title1234567891011121314Count
31-0No26742,160
20-0No12385055,862,160
0-1No1002,160
Total:No12385055,866,480
Games Above .500
Chance Will Win Regular Season Title