How are these numbers calculated?

Big Games

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

Week of 3/18100.0*Chance in playoffs100.0*Average seed
Jaun 7 Howard 6 (so)-4.6
-0.1
Zasowski 1 Franklin 9 In
-0.1
Week of 4/1100.0*Chance in playoffs100.0*Average seed
Howard 9 Zwiefel 13 -0.7
Franklin 5 Jaun 4 +0.1
Points
Chance Will Make Playoffs