How are these numbers calculated?

Big Games

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

Week of 2/25100.0*Chance in playoffs100.0*Average seed
Scott 13 Allen 3 -0.2
-0.3
M. Jackson 2 K. Jackson 13 -0.1
Week of 3/11100.0*Chance in playoffs100.0*Average seed
K. Jackson 2 Allen 6 In
+1.2
Scott 8 M. Jackson 9 -21.3
-0.2
Schoolman 9 Wright 6 -12.0
-0.1
Games Above .500
Chance Will Make Playoffs