R/data-nyc.R

In openintro: Datasets and Supplemental Functions from 'OpenIntro' Textbooks and Labs

#' nyc
#'
#' Zagat is a public survey where anyone can provide scores to a restaurant.
#' The scores from the general public are then gathered to produce ratings.
#' This dataset contains a list of 168 NYC restaurants and their Zagat Ratings.
#'
#' For each category the scales are as follows:
#'
#' 0 - 9: poor to fair
#' 10 - 15: fair to good
#' 16 - 19: good to very good
#' 20 - 25: very good to excellent
#' 25 - 30: extraordinary to perfection
#'
#' @name nyc
#' @docType data
#' @format A data frame with 168 observations on the following 6 variables.
#' \describe{
#'   \item{restaurant}{Name of the restaurant.}
#'   \item{price}{Price of a mean for two, with drinks, in US $.}
#'   \item{food}{Zagat rating for food.}
#'   \item{decor}{Zagat rating for decor.}
#'   \item{service}{Zagat rating for service.}
#'   \item{east}{Indicator variable for location of the restaurant. `0` = west of 5th Avenue, `1` = east of 5th Avenue}
#' }
#' @keywords datasets
#'
#' @examples
#' library(dplyr)
#' library(ggplot2)
#'
#' location_labs <- c("West", "East")
#' names(location_labs) <- c(0, 1)
#'
#' ggplot(nyc, mapping = aes(x = price, group = east, fill = east)) +
#'   geom_boxplot(alpha = 0.5) +
#'   facet_grid(east ~ ., labeller = labeller(east = location_labs)) +
#'   labs(
#'     title = "Is food more expensive east of 5th Avenue?",
#'     x = "Price (US$)"
#'   ) +
#'   guides(fill = "none") +
#'   theme_minimal() +
#'   theme(axis.text.y = element_blank())
"nyc"