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*Relegated100.0*Average seed
Swindon 1 Notts County 2 -28.9
+1.1
Notts County 1 Brentford 1 +6.7
-0.2
Huddersfield 2 Dag & Red 1 -3.2
+0.1
Bournemouth 2 Bristol Rovers 1 -3.1
+0.1
Walsall 1 Sheff Wed 1 -2.0
+0.1
Plymouth 1 Milton Keynes 0 +1.6
-0.1
Bristol Rovers 2 Charlton 2 -1.2
+0.0
Oldham 1 Walsall 1 -0.4
+0.0
Week of 4/30100.0*Relegated100.0*Average seed
Walsall 2 Charlton 0 +13.0
-0.3
Milton Keynes 2 Notts County 1 +13.0
-0.4
Dag & Red 3 Carlisle 0 +11.7
-0.3
Bristol Rovers 1 Sheff Wed 1 -4.7
+0.1
Exeter City 1 Plymouth 0 -2.8
+0.1
Plymouth 0 Southampton 3 -0.2
+0.1
If winner is:HomeDrawAway
Week of 5/7100.0*Relegated100.0*Average seed
Southampton vs WalsallNoNo+11.7
+0.1+0.1-0.7
Peterborough vs Dag & RedNoNo+5.4
+0.1+0.1-0.6
Notts County vs BrightonNo+0.3+0.3
+0.2-0.1-0.1

What If

Chances based on how well Notts County finishes out the regular season.   Explain

100100100100100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titlePromoted123456789101112131415161718192021222324RelegatedCount
521-0-0NoNo100No2,305,834
500-1-0NoNo762211.4%2,599,974
490-0-1NoNo762211.45,094,192
Total:NoNo821711.1%10,000,000
Points
Chance Will Win Championship