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
WSU 36 UCLA 44 +7.6
+0.5
Stanford 27 Oregon St 23 +3.4
Cal 17 Oregon 59 -1.9
USC 38 ASU 17 -0.9
Washington 34 Utah 15 -0.2
-0.1
Week of 11/17100.0*Chance wins regular season title100.0*Average seed
UCLA 38 USC 28 +18.0
+1.0
Oregon St 62 Cal 14 -7.0
-0.2
Oregon 14 Stanford 17 (ot)-0.7
-0.1
Colorado 3 Washington 38 -0.3
-0.2
WSU 31 Washington 28 +0.2
Week of 11/24100.0*Chance wins regular season title100.0*Average seed
Oregon St 24 Oregon 48 +25.0
+0.3
UCLA 17 Stanford 35 Out
-0.8
Points
Chance Will Win Regular Season Title