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*Average seed
Hamilton 2 Raith Rovers 0 +0.4
Falkirk 0 Partick Thistle 2 +0.1
Livingston 0 Morton 2 +0.1
Week of 4/27100.0*Average seed
Morton 0 Hamilton 2 +0.6
Airdrie 0 Livingston 2 -0.2
Raith Rovers 0 Falkirk 0 +0.1
Week of 5/4100.0*Average seed
Hamilton 1 Cowdenbeath 3 -0.5
Livingston 2 Raith Rovers 3 +0.4
Falkirk 4 Morton 1 -0.4
Points
Chance Will Win Championship