How are these numbers calculated?

Big Games

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

Week of 4/23100.0*Promoted100.0*Average seed
Tranmere 4 Exeter City 0 -0.9
-0.4
Bournemouth 2 Bristol Rovers 1 -0.6
-0.0
Rochdale 2 Carlisle 3 +0.2
+0.2
Carlisle 0 Leyton Orient 1 -0.2
-0.2
Charlton 3 Rochdale 1 +0.1
+0.2
Yeovil 2 Bournemouth 2 +0.1
Plymouth 1 Milton Keynes 0 +0.1
Notts County 1 Brentford 1 +0.0
Colchester 1 Brighton 1 +0.0
Week of 4/30100.0*Promoted100.0*Average seed
Hartlepool 2 Bournemouth 2 No
Exeter City 1 Plymouth 0 +0.1
+0.3
Leyton Orient 0 Tranmere 3 +0.1
Rochdale 2 Peterborough 2 +0.1
Yeovil 4 Colchester 2 +0.1
Brentford 0 Southampton 3 +0.0
If winner is:HomeDrawAway
Week of 5/7100.0*Promoted100.0*Average seed
Sheff Wed vs Exeter City-0.4+0.3+0.5
Plymouth vs Leyton Orient+0.2+0.0-0.2
Bournemouth vs Rochdale+0.1+0.1-0.4

What If

Chances based on how well the Exeter City finish out the regular season.   Explain

100100100100100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titlePromoted123456789101112131415161718192021222324RelegatedCount
701-0-0NoNo6238No2,220,343
680-1-0NoNo4159No2,596,701
670-0-1NoNo07822No5,182,956
Total:NoNo246411No10,000,000
Points
Chance Will Win Championship