How are these numbers calculated?

Big Games

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

Week of 5/4100.0*Championship100.0*Average seed
Stoke City 1 Crystal Palace 2 Yes
-0.4
Bournemouth 1 Swansea City 0 -2.4
+0.1
Leicester City 0 West Ham United 2 +1.1
Everton 1 Southampton 1 -0.1
West Brom 1 Tottenham Hotspur 0 -0.3
Week of 5/6100.0*Championship100.0*Average seed
Swansea City 0 Southampton 1 +0.2
Week of 5/13100.0*Championship100.0*Average seed
Swansea City 1 Stoke City 2 +0.8
Crystal Palace 2 West Brom 0 +0.1
Points
Chance Will Win Championship