R/example_twins.R

In dcl-docs/dcldata: Datasets used by Data Challenge Lab open content

#' Example twin data
#'
#' Birth-order data for two sets of twins.
#'
#' @format A data frame with 4 rows and 3 variables.
#' \describe{
#'   \item{family}{Family name}
#'   \item{name}{First name}
#'   \item{n}{Birth order}
#' }
#'
#' @source \url{https://www.theguardian.com/science/2017/oct/29/scott-kelly-astronaut-interview-space-younger-twin-endurance}
#' @source \url{https://twitter.com/teganandsara/status/1186822326572191744}
"example_twins"