How are these numbers calculated?

Big Games

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

Week of 4/22100.0*Chance wins title100.0*Promoted100.0*Relegated100.0*Average seed
Leicester 4 Watford 2 No
-0.8
Watford 1 Barnsley 0 +0.6
Crystal Palace 1 Leeds 0 +0.1
Millwall 4 Preston 0 -0.0
Derby 2 Burnley 4 -0.1
Hull 2 Middlesbrough 4 +0.1
Swansea City 4 Ipswich 1 +0.1
Sheff United 3 Bristol City 2 +0.1
Nottm Forest 3 Leicester 2 +0.1
Portsmouth 0 Swansea City 0 +0.0
QPR 1 Hull 1 -0.0
Week of 4/30100.0*Chance wins title100.0*Promoted100.0*Relegated100.0*Average seed
Watford 0 QPR 2 -0.6
Cardiff 0 Middlesbrough 3 -0.1
Ipswich 2 Preston 1 -0.1
Portsmouth 0 Norwich 1 +0.1
Hull 1 Crystal Palace 1 +0.0
Week of 5/7100.0*Chance wins title100.0*Promoted100.0*Relegated100.0*Average seed
Crystal Palace 0 Nottm Forest 3 +3.4
+6.1
+1.0
Burnley 1 Cardiff 1 -1.6
-3.2
+2.7
-1.1
Middlesbrough 3 Doncaster 0 -0.7
-1.9
+1.6
-0.7
Norwich 2 Coventry 2 *+0.3
*+0.0
QPR 1 Leeds 2 -0.3
-1.3
+2.3
Scunthorpe 1 Portsmouth 1 -5.0
-1.5
Preston 3 Watford 1 -0.8
Bristol City 3 Hull 0 -0.1
Reading 2 Derby 1 +0.0

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

Points
Chance Will Win Championship