stat340: Data and functions for BIAS at NMBU

#' Hprice: Housing prices and Air Pollution in Boston, USA
#'
#' This data set is a selection of variables from the Boston house-price
#' data originally published by Harrison, D. and Rubinfeld, D.L. The data
#' contains the median housing price in 506 communities in the Boston area,
#' measurements of air pollution and other information collected by the U.S
#' Census Service.
#'
#' @format A data frame with 506 observations (rows) and 12 variables (columns).
#'
#' \tabular{llllr}{
#'   \tab \bold{Column name} \tab \bold{Data type} \tab \bold{Description} \tab \bold{Values}\cr
#'   \code{[,1]} \tab \code{price} \tab numeric \tab Median housing price in US dollars \tab (5000 - 50001)\cr
#'   \code{[,2]} \tab \code{crime} \tab numeric \tab Crimes committed per capita \tab (0.006 - 88.976)\cr
#'   \code{[,3]} \tab \code{nox} \tab numeric \tab Nitrous oxide in parts per 100 million \tab (3.85 - 8.71)\cr
#'   \code{[,4]} \tab \code{rooms} \tab numeric \tab Average number of rooms per house \tab (3.56 - 8.78)\cr
#'   \code{[,5]} \tab \code{dist} \tab numeric \tab Weighted distance to 5 employ centers in miles \tab (1.13 - 12.13)\cr
#'   \code{[,6]} \tab \code{radial} \tab numeric \tab Accessibility index to radial highways \tab (1 - 24)\cr
#'   \code{[,7]} \tab \code{proptax} \tab numeric \tab Property tax per $1000 \tab (18.7 - 71.1)\cr
#'   \code{[,8]} \tab \code{stratio} \tab numeric \tab Average student-teacher ratio \tab (12.6 - 22.0)\cr
#'   \code{[,9]} \tab \code{lowstat} \tab numeric \tab Percentage of people with 'lower status' \tab (1.73 - 39.07)\cr
#'   \code{[,10]} \tab \code{lprice} \tab numeric \tab log(price) \tab (8.517193 - 10.8198)\cr
#'   \code{[,11]} \tab \code{lnox} \tab numeric \tab log(nox) \tab (1.348073 - 2.164472)\cr
#'   \code{[,12]} \tab \code{lproptax} \tab numeric \tab log(proptax) \tab (5.231109 - 6.566672)
#' }
#'
#' @examples
#'
#' # The structure of the object
#' str(Hprice)
#'
#' # Scatterplot matrix with some of the variables
#' pairs(Hprice[, 1:9])
#'
#' @source
#'
#' Wooldridge, J.M. (2019) \emph{Introductory Econometrics: A Modern Approach,
#' 7th Edition}. Cengage Learning.
#'
#' @references
#'
#' Harrison, D., Rubinfeld, D.L. (1978) Hedonic prices and the demand for clean
#' air \emph{J. Environ. Economics & Management}, \bold{5}, 81-102.
#'
#' @docType data
#' @keywords datasets
#' @name Hprice
#' @usage Hprice
#'
"Hprice"