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
Nottm Forest 3 Leicester 2 No
-0.6
Leicester 4 Watford 2 +0.8
Watford 1 Barnsley 0 -0.1
Hull 2 Middlesbrough 4 +0.1
Derby 2 Burnley 4 -0.1
Swansea City 4 Ipswich 1 +0.1
Sheff United 3 Bristol City 2 +0.1
QPR 1 Hull 1 -0.0
Portsmouth 0 Swansea City 0 +0.0
Week of 4/30100.0*Chance wins title100.0*Promoted100.0*Relegated100.0*Average seed
Watford 0 QPR 2 +0.2
Ipswich 2 Preston 1 -0.1
Hull 1 Crystal Palace 1 +0.1
Week of 5/7100.0*Chance wins title100.0*Promoted100.0*Relegated100.0*Average seed
Crystal Palace 0 Nottm Forest 3 +7.1
+18.3
+7.1
QPR 1 Leeds 2 +5.5
+14.8
-15.9
+5.6
Burnley 1 Cardiff 1 +2.3
+4.7
-4.1
+1.5
Middlesbrough 3 Doncaster 0 +1.9
+5.2
-9.8
+2.6
Scunthorpe 1 Portsmouth 1 +1.2
+6.9
-5.5
+4.7
Leicester 4 Ipswich 2 +0.8
+2.9
+0.7
Norwich 2 Coventry 2 *+0.3
*+0.2
Bristol City 3 Hull 0 *+0.2
+0.0
Preston 3 Watford 1 +0.1
Barnsley 1 Millwall 0 +0.1
Reading 2 Derby 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