How are these numbers calculated?

Big Games

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

Week of 10/7100.0*Chance in playoffs100.0*Average seed
Windsor 61 York 15 Out
-0.2
Queen’s 66 Toronto 1 +0.1
-0.0
Week of 10/16None
Week of 10/23None
Games Above .500
Chance Will Make Playoffs