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
Stirling Albion 0 Cowdenbeath 1 +0.3
Elgin City 1 Peterhead 2 +0.1
Week of 4/27100.0*Average seed
Annan Athletic 3 Cowdenbeath 2 -0.3
Clyde 3 Queens Park 0 +0.1
Edinburgh City 1 Elgin City 1 +0.0
Week of 5/4100.0*Average seed
Cowdenbeath 2 Clyde 1 +1.0
Elgin City 2 Berwick 0 -0.2
Queens Park 0 Peterhead 2 +0.1
Points
Chance Will Win Championship