R/std_err.R

In rjcommanddfo/standarderror: Calculation of Standard Error

#' @title Calculate standard error
#' @description Using a vector of samples, calculate the standard error of the
#'     mean.
#'
#' @param x A vector of numerical data.
#'
#' @return A numeric value.
#' @export
#'
#' @examples
#'     std_err(x = c(4, 7, 2, 7, 5, 9))
#'
std_err <- function(x) {

  x.std.err <- stats::sd(x) / sqrt(length(x))

  return(x.std.err)

}