arithmetic mean


General Science

  • noun a number calculated by adding together several figures and dividing by the number of figures added.


  • noun a simple average calculated by dividing the sum of two or more items by the number of items

Health Economics

  • (written as Arithmetic Mean)
    A measure of the central tendency of a set of numbers. The average of a set of numbers. The sum of the observations divided by their number. Arithmetic mean = ∑Xi/N, where the Xi are the values of X and N is the total number of observations. The qualifier 'arithmetic' is usually dropped.
  • abbreviationmean