R/data.R

In elbersb/weightedcontrasts: Orthogonal Polynomial Contrast Matrices for Unbalanced Data

#' @title Prostate cancer deaths for nonwhites in the U.S., 1935-1970
#' @description Dataset used by Holford (1983), Table 2
#' @format A data frame with 49 rows and 5 variables:
#' \describe{
#'     \item{\code{age}}{Age group}
#'     \item{\code{period}}{Period group}
#'     \item{\code{cohort}}{Cohort group}
#'     \item{\code{deaths}}{Number of deaths}
#'     \item{\code{population}}{Population size}
#'}
#' @source Holford, Theodore R. (1983).
#'  The Estimation of Age, Period and Cohort Effects for Vital Rates.
#'  Biometrics 39(2): 311-324.
"prostate"