How are these numbers calculated?

Big Games

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

Week of 5/13100.0*Championship100.0*Average seed
Crystal Palace 4 Hull City 0 +13.8
-0.2
Sunderland 0 Swansea City 2 +13.8
-0.1
Week of 5/17None
Points
Chance Will Win Championship