How are these numbers calculated?

Big Games

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

Week of 11/10100.0*Chance wins regular season title100.0*Average seed
Stanford 27 Oregon St 23 -31.2
-0.7
USC 38 ASU 17 -0.7
-0.1
Cal 17 Oregon 59 -0.3
-0.0
WSU 36 UCLA 44 -0.2
-0.0
Washington 34 Utah 15 -0.2
-0.1
Week of 11/17100.0*Chance wins regular season title100.0*Average seed
Oregon 14 Stanford 17 (ot)+8.1
+0.2
Oregon St 62 Cal 14 +1.5
+0.2
WSU 31 Washington 28 +0.4
UCLA 38 USC 28 +0.2
Colorado 3 Washington 38 -0.1
Week of 11/24100.0*Chance wins regular season title100.0*Average seed
Oregon St 24 Oregon 48 Out
-0.7
UCLA 17 Stanford 35 +0.2
Points
Chance Will Win Regular Season Title