• Entry
  • Reader's guide
  • Entries A-Z
  • Subject index

The arithmetic mean is a measure of central tendency, and like all measures of central tendency, it is used to identify a single numerical value that is most “typical” or representative of a data set. Commonly referred to as the “average” or simply the “mean,” the arithmetic mean identifies the numerical average of all values in a data set. It is one of the three most well-known measures of central tendency, along with the median (the middle value) and the mode (the most frequent value), and is the most often used. The arithmetic mean is useful both as a descriptive statistic and as an inferential statistic. In addition, it is used in calculations for many other statistical processes. The arithmetic mean is calculated by ...

    • 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