Visual Analysis of Data

  • Bar graphs - for data that counts the number of things in a given category

  • Histograms - for data that counts the number of things in a given numerical range



  • Pie chart - represents data as slices of a pie


  • Line plot - plot numerical data points, then connect points with line segments


  • Stem and Leaf plots - observations are sorted and displayed according to, for example, the tens digit and ones digit