#' Anonymized sample exercise data
#'
#'
#' @docType data
#'
#' @usage data(exercise_df)
#'
#' @format a data frame ready to convert to a tree
#'
#' @author Jiena Gu McLellan, 2020-05-26
#'
#' @keywords datasets
#'
#' @examples
#' data(exercise_df)
"exercise_df"
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