Reading Glasses Data
The Blue Mountains Eye Study.
data("glasses")A data frame with 1016 observations on the following 3 variables.
ageThe age of the participants in the Blue Mountains Eye Study
sexthe gender of the participants, a factor with levels 1=‘male’ 2=‘female’.
agereadthe age in which reading glasses were required.
Attebo, Karin, Paul Mitchell, and Wayne Smith (1996). "Visual acuity and the causes of visual loss in Australia: the Blue Mountains Eye Study." Ophthalmology 103.3:pp 357-364.
data(glasses) plot(ageread~sex, data=glasses)
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