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
Swansea City 4 Ipswich 1 +1.2
+0.3
Portsmouth 0 Swansea City 0 -0.6
-0.1
Bristol City 2 Nottm Forest 3 -0.6
-0.1
Scunthorpe 1 Millwall 2 -0.3
-0.1
Norwich 3 Derby 2 -0.2
-0.0
Crystal Palace 1 Leeds 0 *+0.2
Preston 0 Cardiff 1 -0.2
-0.0
Millwall 4 Preston 0 -0.2
-0.0
Burnley 1 Portsmouth 1 *+0.2
Cardiff 2 QPR 2 *+0.1
Reading 2 Sheff United 3 +0.2
Leeds 0 Reading 0 +0.0
Week of 4/30100.0*Chance wins title100.0*Promoted100.0*Relegated100.0*Average seed
Cardiff 0 Middlesbrough 3 +1.2
+0.2
Millwall 0 Swansea City 2 +0.7
+0.5
Portsmouth 0 Norwich 1 -0.6
-0.0
Coventry 0 Reading 0 +0.0
Week of 5/7100.0*Chance wins title100.0*Promoted100.0*Relegated100.0*Average seed
QPR 1 Leeds 2 +2.6
+7.4
+2.1
Middlesbrough 3 Doncaster 0 +1.8
+4.4
-3.0
+1.4
Crystal Palace 0 Nottm Forest 3 +1.0
-2.3
-0.6
Scunthorpe 1 Portsmouth 1 -13.5
*+0.1
-3.1
Burnley 1 Cardiff 1 +0.4
+1.0
-1.4
Swansea City 4 Sheff United 0 +0.4
+1.7
-1.4
+0.8
Barnsley 1 Millwall 0 *+0.7
+0.1
Reading 2 Derby 1 -0.1
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