Graphs

• Bar Chart

  Summarises frequency of categorical/nominal data

  • Bars dont touch
  • Display multiple variables
• Pie Chart


  Represents all data as a size and proportion of a circle
• Scattergram


  Displays correlational relationship between 2 co-variables
• Histograms


  Frequency of continuous data

  • Bars do not touch
• Line Graphs


  Display of 2 sets of continuous data on one graph