R/preferences.R

In dualScale: Dual Scaling Analysis of Data

#' @title Preferences, artificial set of data
#'
#' @description Artificial set of data where 13 people were asked two questions.
#'
#' @format A data set of contingency responses:
#' \describe{
#'  \item{\code{A, B, C}}{Do you prefer coffee to tea? (Yes, Not always, No)}
#'  \item{\code{Y, N}}{Do you smoke? (Yes, No)}
#'  }
#'
#' @details Artificial set of data where 13 people were asked two questions.
#'
#' @source Nishisato, S. (1980). \emph{Analysis of categorical data: Dual
#' Scaling and its Applications}. University of Toronto: Heritage.
#'
#' @references Nishisato, S. (1980). \emph{Analysis of categorical data: Dual
#' Scaling and its Applications}. University of Toronto: Heritage.
#'
#' @usage preferences
#'
#' @keywords datasets
"preferences"