How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 4/26100.0*Relegated100.0*Average seed
Bournemouth 1 Crewe 0 -7.9
+0.3
Oldham 2 Cheltenham 1 -2.7
+0.0
Millwall 3 Carlisle 0 +0.6
Gillingham 1 Swindon 1 -0.4
+0.1
Doncaster 2 Luton 0 -0.1
Huddersfield 2 Walsall 0 *-0.1
Week of 5/3100.0*Relegated100.0*Average seed
Carlisle 1 Bournemouth 1 -21.4
+0.2
Cheltenham 2 Doncaster 1 +17.4
-0.2
Crewe 1 Oldham 4 -2.8
+0.1
Leeds 2 Gillingham 1 -0.3
+0.0
Swindon 2 Millwall 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