cervical | R Documentation |
The number of deaths from cervical cancer in four countries
data(cervical)
A data frame with 16 observations on the following 4 variables.
Country
the country;
a factor with levels EngWales
(England and Wales),
Belgium
, France
and Italy
Age
the age group;
a factor with levels 25to34
, 35to44
,
45to54
, 55to64
Deaths
the number of deaths; a numeric vector
Wyears
the woman-years of risk; a numeric vector
The data give the number of deaths from cervical cancer, and the woman-years of risk, for various age groups and four countries.
A. S. Whittermore and G. Gong (1991) Poisson regression with misclassified counts: Applications to cervical cancer mortality rates. Applied Statistics, 40(1), 81–93.
data(cervical) with( cervical, plot(Deaths/Wyears ~ Age) )
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.