How are these numbers calculated?

Big Games

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

Week of 4/20100.0*Relegated100.0*Average seed
Partick Thistle 2 Alloa Athletic 1 +9.1
-0.8
Ayr Utd 0 Partick Thistle 1 +5.7
-0.3
Queen of the South 2 Dunfermline 1 +2.5
-0.1
Ross County 4 Queen of the South 0 -2.2
+0.1
Falkirk 0 Morton 2 -1.3
-0.1
Week of 4/27100.0*Relegated100.0*Average seed
Alloa Athletic 1 Inverness CT 2 +14.0
-0.7
Dundee Utd 2 Falkirk 0 -6.3
+0.1
Partick Thistle 1 Ayr Utd 2 -1.0
+0.1
Dunfermline 0 Morton 1 +0.3
-0.1
Week of 5/4100.0*Relegated100.0*Average seed
Falkirk 3 Ross County 2 +31.4
-0.4
Ayr Utd 1 Alloa Athletic 1 -6.8
+0.0
Queen of the South 0 Partick Thistle 3 -4.8
+0.2
Inverness CT 1 Dunfermline 0 +0.1
Points
Chance Will Win Championship