bayesutils: Utilities for Bayesian Analysis

#' @name covid_20210307
#' @title COVID-19 statistics
#' @description This data set contains the number of confirmed and probable COVID-19 deaths and cases
#' in U.S. states through March 7th, 2021 along with some very basic
#' demographic information. While the data are taken from official sources,
#' they are only intended for demonstration purposes.
#'
#' @docType data
#' @usage data(covid_20210307)
#'
#' @format A data frame with 50 rows and 7 variables \describe{
#'   \item{state_name}{state name} \item{state_abb}{state name abbreviation}
#'   \item{deaths}{number of confirmed and probable COVID-19 deaths}
#'   \item{cases}{number of confirmed and probable COVID-19 cases}
#'   \item{population}{population 5-year estimate from the 2017 American
#'   Community Survey}
#'   \item{income}{median income (U.S. dollars) 5-year
#'   estimate from the 2017 American Community Survey}
#'   \item{hs}{estimated
#'   percentage of population > 25 years old with a high school diploma based on
#'   the 2010 Census}
#'   \item{bs}{estimated percentage of population > 25 years
#'   old with a Bachelor's degree based on the 2010 Census}
#'   \item{vote_diff_2020}{difference between percentage of voters who voted for
#'   Joseph Biden versus Donald Trump in the 2020 election. This is (total Biden
#'   votes - total Trump votes) * 100 / (total Biden votes + total Trump votes)}
#'   }
#' @source
#' <https://covidtracking.com/data/download> (Accessed 2020-03-08) and <https://www.census.gov>
#' MIT Election Data and Science Lab, 2017, "U.S. President 1976–2020", <https://doi.org/10.7910/DVN/42MVDX>, Harvard Dataverse, V6

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