This scatter plot show the average points scored by a team in NFL games from 1989 – 2014.
Also shown is the second order polynomial fit.
Scores have been increasing.
This Matplotlib scatter plot was made at SportsDatabase.com with the SDQL:
R(season),A(points)@season|$1 as Season,$2 as Points@1 as ‘Average Points v SeasonnNFL 1989 – 2014’?marker_size=200&polyfit=2&polyfit_error_scale=0.000000001&ymin=18&ymax=24
Can you improve this graph?
Add explanatory parameters?Â