R/cigarettes.R

In speegled/fosdata: Data for use with the book "Probability, Statistics, and Data: A Fresh Approach Using R", by Darrin Speegle and Bryan Clair

#' Nicotine, Tar and CO of Cigarettes
#'
#' In 2000, the Federal Trade Commission tested cigarettes to determine the amount of nicotine, tar and carbom monoxide in them. This
#' data set also contains the other information that the FTC collected at that time.
#'
#' From the authors: "This report contains data on the "tar," nicotine, and carbon monoxide yields of 1294 varieties of cigarettes manufactured and sold in the United States in 1998."
#'
#' @format A data frame with 1294 observations of 9 variables
#' \describe{
#'   \item{brand_name}{Brand name of the cigarette}
#'   \item{flavor}{Information about the cigarette that came after the brand name, such as Ultra or Select}
#'   \item{co}{Carbon monoxide content, in mg, rounded to nearest mg}
#'   \item{nic}{Nicotine content, in mg, rounded to nearest .1}
#'   \item{tar}{Amount of tar, in mg, rounded to nearest mg}
#'   \item{size}{Factor with levels 100, 120, 80, King and Reg}
#'   \item{filter}{Factor with levels F = filtered, NF = no filter}
#'   \item{pack}{Factor with levels HP = hard pack, SP = soft pack}
#'   \item{menthol}{Factor with levels no = not menthol, and yes = menthol.}
#' }
#'
#' @source '"Tar," nicotine, and carbon monoxide of the smoke of 1294 varieties of domestic cigarettes for the year 1998.  Federal Trade Commission report, 2000.'

#' @source \url{https://www.ftc.gov/sites/default/files/documents/reports/2000-report-tar-nicotine-and-carbon-monoxide-covering-1998/1998tarnicotinereport_0.pdf}
"cigs"


#' Nicotine, Tar and CO of Cigarettes
#'
#' In 2000, the Federal Trade Commission tested cigarettes to determine the amount of nicotine, tar and carbom monoxide in them. This
#' data set also contains the other information that the FTC collected at that time. This data set is randomly selected from
#' the full data set `cigs` by filtering on size == 100 and sampling one of each brand.
#'
#' From the authors: "This report contains data on the "tar," nicotine, and carbon monoxide yields of 1294 varieties of cigarettes manufactured and sold in the United States in 1998."
#'
#' @format A data frame with 118 observations of 9 variables.
#' \describe{
#'   \item{brand_name}{Brand name of the cigarette Each brand name is unique.}
#'   \item{flavor}{Information about the cigarette that came after the brand name, such as Ultra or LtSlim}
#'   \item{co}{Carbon monoxide content, in mg, rounded to nearest mg}
#'   \item{nic}{Nicotine content, in mg, rounded to nearest .1}
#'   \item{tar}{Amount of tar, in mg, rounded to nearest mg}
#'   \item{size}{All sizes are equal to 100}
#'   \item{filter}{All filters are equal to F}
#'   \item{pack}{Factor with levels HP = hard pack, SP = soft pack}
#'   \item{menthol}{Factor with levels no = not menthol, and yes = menthol.}
#' }
#'
#' @source '"Tar," nicotine, and carbon monoxide of the smoke of 1294 varieties of domestic cigarettes for the year 1998.  Federal Trade Commission report, 2000.'
#' @source \url{https://www.ftc.gov/sites/default/files/documents/reports/2000-report-tar-nicotine-and-carbon-monoxide-covering-1998/1998tarnicotinereport_0.pdf}
"cigs_small"