R/LT_exercise.R

#' Simulated line transect survey data
#'
#' Simulated line transect survey. Twelve transects, detection function is half-normal. 
#' True object density is 79.8 animals per km^2.
#'
#' @name LTExercise
#' @aliases LTExercise_units
#' @docType data
#' @format A data frame with 106 rows and 7 variables
#'   \tabular{ll}{
#'     \code{Region.Label} \tab strata names (single stratum) \cr
#'     \code{Area} \tab size of study area (1 in this case, making abundance and density equal) \cr
#'     \code{Sample.Label} \tab transect ID \cr
#'     \code{Effort} \tab length of transects (km) \cr
#'     \code{object} \tab object ID  \cr
#'     \code{distance} \tab perpendicular distance (m) \cr
#'     \code{Study.Area} \tab name of study area \cr
#'   }
#' @note  There is no unit object associated with this dataset 
#' @source Simulated data, from the distance sampling introductory course, Centre for
#'  Research into Ecological & Environmental Modelling, University of St Andrews.
#' @keywords datasets
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DistanceDevelopment/dsdata documentation built on July 29, 2020, 11 p.m.