How are these numbers calculated?

Big Games

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

Week of 4/19100.0*League One100.0*Average seed
Southend Utd 1 Accrington 0 +1.8
+0.3
Scunthorpe Utd 1 Oxford Utd 0 +0.9
+0.1
York 1 Bury 0 -0.6
-0.1
Plymouth 1 AFC Wimbledon 2 +0.1
Burton Albion 3 Hartlepool Utd 0 -0.1
Fleetwood 1 Wycombe 0 -0.0
Newport County 1 Burton Albion 1 -0.0
Week of 4/26100.0*League One100.0*Average seed
Oxford Utd 1 Accrington 2 +0.3
Fleetwood 1 Southend Utd 1 +0.3
+0.1
York 1 Newport County 0 -0.1
-0.2
Burton Albion 0 Chesterfield 2 +0.3
If winner is:HomeDrawAway
Week of 5/3100.0*League One100.0*Average seed
Southend Utd vs Burton Albion+0.8-0.5-1.0
Scunthorpe Utd vs York+0.3+0.0-0.5

What If

Chances based on how well Southend Utd finishes out the regular season.   Explain

100100100100100100100100100100100100100100100100100100100100100100100100
If finish:ChanceLeagueChance will finish season at seed
TPW-D-Lwins titleOne123456789101112131415161718192021222324ConferenceCount
721-0-0No25.0%7525No7,820,024,342
700-1-0No25.05050No3,925,974,877
690-0-1No25.0100No3,964,559,373
Total:No25.0%372538No15,710,558,592
Points
Chance Will Win Championship