How are these numbers calculated?

Big Games

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

Week of 7/1100.0*Chance wins title100.0*Average seed
Toronto 64 York 22 +1.2
+0.0
Week of 7/8100.0*Chance wins title100.0*Average seed
Toronto 62 All Golds 10 +0.2
North Wales 12 Whitehaven 12 Yes
Week of 7/15None
Games Above .500
Chance Will Win Championship