A quick post this afternoon, as a tweet fell across the desk of the boffins at the FootyMaths Institute...
"Any AFL stats buffs happen to know the total average winning margin across all seasons? #justcurious #perspective Ping @AFL"
The powers of the FootyMaths supercomputers were once again in service to determine the result...
Across all games from 1897 to 2011 (i.e. all VFL/AFL premiership games, including finals):
Average: 31.9 pts
Median: 26 pt
Click to enlarge
Further investigation brings up the chart below... a population graph of all margins, and we have highlighted the average (or arithmetic mean) and median results.
From the AFL era games from 1990 to 2011 (all premiership games, including finals):
Average: 36.1 pts
Median: 31 pts