Melanoma and Sunspot Activity—An Observational Study
Several factors suggest that the incidence of melanoma is related to solar radiation. Data has the age-adjusted melanoma incidence among males from Connecticut Tumor Registry, 1936–1972.
ex1512
A data frame with 37 observations on the following 3 variables.
Year
year
Melanoma
male melanoma incidence in number of cases per 100,000 population
Sunspot
sunspot relative number
Ramsey, F.L. and Schafer, D.W. (2002). The Statistical Sleuth: A Course in Methods of Data Analysis (2nd ed), Duxbury.
Houghton, A., Munster, E.W. and Viola, M.V. (1978). Increased Incidence of Malignant Melanoma After Peaks of Sunspot Activity, Lancet: 759–760.
str(ex1512)
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