1) data

#' Food samples.
#'
#' Fabricated data. A restaurateur is rethinking his menu, he enlists five
#' hundred individuals to (randomly) sample 10 out of the 15 items on the
#' menu. He records whether or not the participant liked or disliked the
#' item with a corresponding `1` or `0`. Missing values indicate
#' that the participant did not sample that item.
#'
#' @format A data frame with 17 variables: `id` is the unique identifier
#' of the participant, columns `Bisque` through `Duck` are the menu
#' items. The `weight` column is a case-weight for the participant.
"FoodSample"