How are these numbers calculated?

Big Games

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

Week of 8/14100.0*Chance wins title100.0*League One100.0*Conference100.0*Average seed
Notts County 0 Mansfield 2 +1.5
+2.3
+0.1
Week of 8/15100.0*Chance wins title100.0*League One100.0*Conference100.0*Average seed
Dag & Red 1 Leyton Orient 3 +10.4
+17.4
No
+1.6
Leyton Orient 3 Stevenage 0 +8.2
+12.7
+0.8
Barnet 2 Northampton 0 +4.9
+8.2
+0.4
Crawley 0 Portsmouth 0 +3.5
+3.3
+0.2
Morecambe 0 Wycombe 1 -3.2
-2.5
-0.1
Barnet 0 Wycombe 2 -2.2
-2.0
-0.1
York 1 Hartlepool 2 -1.9
-2.0
-0.1
Plymouth 1 Portsmouth 2 -1.5
-1.4
-0.1
Carlisle 4 Cambridge 4 +1.5
+1.1
+0.1
Hartlepool 1 Newport 0 -1.2
-2.1
-0.1
Northampton 3 Exeter 0 -0.7
-0.4
-0.0
Luton 2 Oxford Utd 2 +0.2
+0.9
+0.1
Wimbledon 1 Cambridge 2 -0.1
-1.9
-0.1
Crawley 1 Wimbledon 2 +0.1
+0.3
+0.0
Accrington 1 Mansfield 0 +0.1
+1.6
+0.1
Morecambe 1 Accrington 0 *+0.1
+0.3
+0.0
Luton 0 Bristol Rovers 1 -0.5
-0.1
Dag & Red 1 Exeter 2 -0.4
-0.1
Oxford Utd 3 Notts County 1 +0.2
+0.0
Yeovil 0 Bristol Rovers 1 *+0.1
Week of 8/22100.0*Chance wins title100.0*League One100.0*Conference100.0*Average seed
Newport 2 Leyton Orient 3 +21.4
Yes
+0.6
Wycombe 1 Dag & Red 1 +15.9
+3.0
+0.3
Stevenage 2 Hartlepool 0 +7.4
+4.2
+0.3
Portsmouth 3 Morecambe 3 +0.3
+2.4
+0.1
Cambridge 0 Crawley 3 +0.3
+2.3
+0.1
Northampton 0 Plymouth 2 -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