Summarizing measurement data

• Distribution patterns
  
  
  • Symmetrical (bell-shaped) distribution, e.g. normal
    distribution
  
  
  • Skewed distribution
  
  
  • Bimodal and multimodal distribution
  
  
  
  


• Indices of central tendency
  
  
  • Mean, median
  
  
  
  


• Indices of dispersion
  
  
  • Variance, standard deviation, coefficient of
    variance