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
Sheff United 3 Bristol City 2 -0.8
Bristol City 2 Nottm Forest 3 -0.8
Hull 2 Middlesbrough 4 -0.1
Norwich 3 Derby 2 +0.1
Derby 2 Burnley 4 +0.1
Swansea City 4 Ipswich 1 +0.1
Barnsley 2 Doncaster 2 +0.0
Coventry 1 Scunthorpe 1 +0.0
Burnley 1 Portsmouth 1 +0.0
Watford 1 Barnsley 0 +0.0
Portsmouth 0 Swansea City 0 +0.0
Middlesbrough 2 Coventry 1 -0.0
Week of 4/30100.0*Chance wins title100.0*Promoted100.0*Relegated100.0*Average seed
Derby 0 Bristol City 2 +1.0
Cardiff 0 Middlesbrough 3 -0.3
Portsmouth 0 Norwich 1 +0.3
Sheff United 2 Barnsley 2 +0.1
Coventry 0 Reading 0 +0.0
Week of 5/7100.0*Chance wins title100.0*Promoted100.0*Relegated100.0*Average seed
Crystal Palace 0 Nottm Forest 3 +1.8
+6.3
-18.0
+4.1
Burnley 1 Cardiff 1 -3.9
+1.4
Middlesbrough 3 Doncaster 0 +1.5
+3.4
-4.2
Norwich 2 Coventry 2 *-0.1
*+0.1
Bristol City 3 Hull 0 +0.1
+1.0
Scunthorpe 1 Portsmouth 1 -5.4
+0.9
QPR 1 Leeds 2 -0.8
Preston 3 Watford 1 +0.1

* 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