R/bronch.R

#' bronch
#'
#'
#' The bronchitis data set that has been discussed by Carroll et al., 2006.
#' 
#' @docType data
#'
#' @usage data(bronch)
#'
#' @format A data frame with 4 columns and 1246 rows. The columns are:
#' \itemize{
#' \item{cbr: }{Chronic bronchitis reaction; 0 = No; 1 =Yes.}
#' \item{dust: }{Dust concentration at work place in mg/m^3.}
#' \item{smoking: }{whether the worker smokes or not; 0 = No; 1 =Yes.}
#' \item{expo: }{Duration of exposure.}
#' }
#' @details The bronchitis study was to assess the health hazard of specific harmful substances in a dust-laden mechanical engineering plant in Munich. The outcome of the study is the indicator that the worker has bronchitis.      
#'
#' @keywords datasets
#'
#' @references Carroll, R. J., D. Ruppert, L. A. Stefanski, and C. Crainiceanu (2006). Measurement Error in Nonlinear Models: A Modern Perspective (2nd ed.). New York: Chapman & Hall/CRC Press.
#'
#'
#' @examples
#' data(bronch)
"bronch"
julianfaraway/brinla documentation built on April 6, 2023, 2:33 p.m.