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
Leeds 0 Reading 0 No
-2.7
-0.1
Reading 2 Sheff United 3 -4.6
-0.4
Norwich 3 Derby 2 -3.6
-0.1
Preston 0 Cardiff 1 -2.3
-0.1
Cardiff 2 QPR 2 +0.5
+0.0
Portsmouth 0 Swansea City 0 *+0.1
+0.0
Swansea City 4 Ipswich 1 -0.2
Week of 4/30100.0*Chance wins title100.0*Promoted100.0*Relegated100.0*Average seed
Nottm Forest 5 Scunthorpe 1 -0.4
-0.1
Millwall 0 Swansea City 2 +0.2
-0.2
Coventry 0 Reading 0 *+0.1
-0.0
Week of 5/7100.0*Chance wins title100.0*Promoted100.0*Relegated100.0*Average seed
QPR 1 Leeds 2 -1.1
-3.0
+3.4
-1.2
Crystal Palace 0 Nottm Forest 3 -0.9
-3.0
+1.2
-1.0
Reading 2 Derby 1 +0.7
+4.7
+0.9
Scunthorpe 1 Portsmouth 1 -0.6
-3.1
Burnley 1 Cardiff 1 +0.6
-1.3
+0.4
Barnsley 1 Millwall 0 *+0.3
*+0.0
Bristol City 3 Hull 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