How are these numbers calculated?

Big Games

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

Week of 5/5100.0*Relegation100.0*Average seed
Swansea City 1 Everton 0 +1.7
-0.1
Hull City 0 Sunderland 2 -0.5
+0.1
Manchester City 5 Crystal Palace 0 +0.4
-0.7
West Ham 1 Tottenham Hotspur 0 -0.3
Bournemouth 2 Stoke City 2 +0.0
Leicester City 3 Watford 0 +0.0
Week of 5/10100.0*Relegation100.0*Average seed
Crystal Palace 4 Hull City 0 No
+1.2
Sunderland 0 Swansea City 2 +0.6
-0.1
Everton 1 Watford 0 +0.1
Bournemouth 2 Burnley 1 +0.1
Stoke City 1 Arsenal 4 +0.1
West Ham 0 Liverpool 4 +0.0
Week of 5/15100.0*Relegation100.0*Average seed
Manchester United 2 Crystal Palace 0 -0.7
Southampton 0 Stoke City 1 -0.4
Burnley 1 West Ham 2 +0.1
Chelsea 4 Watford 3 +0.1
Watford 0 Manchester City 5 +0.1
Leicester City 1 Bournemouth 1 +0.1
Leicester City 1 Tottenham Hotspur 6 +0.0
Points
Chance Will Win Championship