R/movies.R

In nclRintroductionB: nclRintroductionB

#' Movie information and user ratings from IMDB.com.
#' 
#' The internet movie database, \url{http://imdb.com/}, is a 
#' website devoted to collecting movie data supplied by 
#' studios and fans. 
#' 
#' It claims to be the biggest movie database on the web 
#' and is run by  amazon.  More about information 
#' \url{imdb.com }can be found online,
#' \url{http://imdb.com/help/show_leaf?about}, including 
#' information about the data collection process,
#' \url{http://imdb.com/help/show_leaf?infosource}.
#' @name movies
#' @docType data
#' @usage data(movies)
#' @return A data frame with 4848 rows and 24 variables.
#' @note Movies were selected for inclusion if they had a known length, had been rated by at least one imdb user and had an mpaa rating. The  data set contains the following fields:
#' \describe{
#' \item{title.}{Title of the movie.}
#' \item{year.}{Year of release.}
#' \item{budget.}{Total budget (if known) in US dollars}
#' \item{length.}{Length in minutes.}
#' \item{rating.}{Average IMDB user rating.}
#' \item{votes.}{Number of IMDB users who rated this movie.}
#' \item{r1-10.}{Multiplying by ten gives percentile (to nearest 10\%) of users who rated this movie a 1.}
#' \item{mpaa.}{MPAA rating.}
#' \item{action, animation, comedy, drama, documentary, romance, short.}{Binary variables representing if movie was classified as belonging to that genre.}}
#'@references Credit: This data set was initially constructed by 
#' Hadley Wickham at \url{http://had.co.nz/data/movies}
#' @aliases Budget Length movies sub_movies
#'@keywords datasets
#' @examples
#' data(movies)
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