Keywords: linear regression, weighted regression
The data give the number of deaths cuased by firearms in Australia from 1983 to 1997, expressed as a rate per 100,000 of population.
|Rate||Number of deaths caused by firearms per 100,000 population|
Data file (tab-delimited text)
|Australian Institute of Criminology, 1999.|
|The data was contributed by Rex Boggs, Glenmore State High School, Rockhampton, Queensland, Australia.|
There is a decreasing trend in the death rate but, curiously, the decline seems to progress in three or four distinct stages.