R/deadtrees.R

In SDAResources: Datasets and Functions for 'Sampling: Design and Analysis, 3rd Edition'

#' deadtrees data
#'
#' 
#' Number of dead trees recorded by photograph and field count for a (fictional) SRS of 25 plots taken from a population of 100 plots.
#' 
#' 
#'
#' @format This data frame contains the following columns:
#'
#'\describe{
#'\item{photo:}{number of dead trees in plot from photograph}
#'
#'\item{field:}{number of dead trees in plot from field observation}
#'}
#'
#'
#'
#' @docType data
#'
#' @usage data(deadtrees)
#'
#'
#'
#' @keywords datasets
#'
#' @references Lohr (2021), Sampling: Design and Analysis, 3rd Edition. Boca Raton, FL: CRC Press.
#' 
#'@references Lu and Lohr (2021), R Companion for \emph{Sampling: Design and Analysis, 3rd Edition}, 1st Edition. Boca Raton, FL: CRC Press.
#' 
#'
"deadtrees"