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
Millwall 4 Preston 0 +5.5
-0.2
Crystal Palace 1 Leeds 0 +4.5
-0.1
Preston 0 Cardiff 1 +4.3
-0.2
Scunthorpe 1 Millwall 2 -0.6
+0.1
Coventry 1 Scunthorpe 1 *-0.1
-0.0
Reading 2 Sheff United 3 -0.1
Week of 4/30100.0*Chance wins title100.0*Promoted100.0*Relegated100.0*Average seed
Ipswich 2 Preston 1 -0.2
Sheff United 2 Barnsley 2 +0.1
Nottm Forest 5 Scunthorpe 1 +0.1
Week of 5/7100.0*Chance wins title100.0*Promoted100.0*Relegated100.0*Average seed
Middlesbrough 3 Doncaster 0 -0.1
-0.5
+2.8
-0.5
Crystal Palace 0 Nottm Forest 3 +0.1
+0.2
-9.4
QPR 1 Leeds 2 -0.4
+6.7
Scunthorpe 1 Portsmouth 1 -26.2
Preston 3 Watford 1 -14.8
+0.5
Barnsley 1 Millwall 0 -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