Histograms, BAR GRAPHS, and PIE CHARTS are used to display results in a simple, visual way. A bar chart would be used for categorical (nominal) variables, with each bar of the chart displaying the value of some variable. A histogram performs ...

  • Loading...
locked icon

Sign in to access this content

Get a 30 day FREE TRIAL

  • Watch videos from a variety of sources bringing classroom topics to life
  • Read modern, diverse business cases
  • Explore hundreds of books and reference titles