check_nv: Check normal distribution of Likert-scale type item

In daaawit/ABOHiwi: ABO Hiwi Funktionen

Check normal distribution of Likert-scale type item

Description

Check normal distribution of variables detecting whether there are outliers present and plotting the empirical distribution.

Usage

check_nv(
  var,
  data,
  outliers = FALSE,
  ID = NULL,
  exclude_outliers = FALSE,
  plot = TRUE,
  title = NULL,
  ...
)

Arguments

var	Variable to check, supplied as a string
data	Dataframe from which the variable stems
outliers	Whether function should check for outliers. If true, will return outlier values.
ID	Column by which outliers should be identified. Function will return a vector consisting of the IDs of the outliers.
exclude_outliers	Whether outliers should be removed prior to plotting the distribution of the variable.
plot	Whether ND should be plotted
title	Title. Used for plotting as well as for printing out test statistics. Defaults to variable name if not set.
...	Arguments to pass to 'plot_dist' for plotting of distribution

daaawit/ABOHiwi documentation built on March 23, 2022, 3:27 p.m.