harmonic mean
noun Date: 1856 the reciprocal of the arithmetic mean of the reciprocals of a finite set of numbers

New Collegiate Dictionary. 2001.

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  • harmonic mean — n. a number associated with a set of numbers, that is equal to the number of numbers divided by the sum of the reciprocals of the numbers (h = n ÷ (1/a + 1/b)) (Ex.: for 1/ 2, 1/ 3, and 1/ 4, h = 3 ÷ (2 + 3 + 4) = 1/ 3 or for 1/ 2 and 1/ 3, h = 2 …   English World dictionary

  • Harmonic mean — In mathematics, the harmonic mean (formerly sometimes called the subcontrary mean) is one of several kinds of average. Typically, it is appropriate for situations when the average of rates is desired.The harmonic mean H of the positive real… …   Wikipedia

  • harmonic mean — noun the mean of n numbers expressed as the reciprocal of the arithmetic mean of the reciprocals of the numbers • Topics: ↑statistics • Hypernyms: ↑mean, ↑mean value * * * noun 1. : the reciprocal of the arithmetic mean of the reciprocals of two… …   Useful english dictionary

  • harmonic mean — harmoninis vidurkis statusas T sritis Standartizacija ir metrologija apibrėžtis Apibrėžtį žr. priede. priedas( ai) Grafinis formatas atitikmenys: angl. harmonic average; harmonic mean vok. harmonisches Mittel, n rus. среднее гармоническое, n… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • harmonic mean — harmoninis vidurkis statusas T sritis fizika atitikmenys: angl. harmonic average; harmonic mean vok. harmonisches Mittel, n rus. среднее гармоническое, n pranc. moyenne harmonique, f …   Fizikos terminų žodynas

  • harmonic mean — reciprocal of the mean of the reciprocals of the individual values in a given set; e.g., for the set [10, 40, 60] the harmonic mean is 1 ч [ …   Medical dictionary

  • harmonic mean — harmon′ic mean′ n. sta the statistical mean obtained by taking the reciprocal of the arithmetic mean of the reciprocals of a set of nonzero numbers • Etymology: 1880–85 …   From formal English to slang

  • harmonic mean — Statistics. the mean obtained by taking the reciprocal of the arithmetic mean of the reciprocals of a set of nonzero numbers. [1880 85] * * * …   Universalium

  • harmonic mean — Reciprocal of the arithmatic mean …   Dictionary of invertebrate zoology

  • harmonic mean — noun A type of measure of central tendency calculated as the reciprocal of the mean of the reciprocals, ie …   Wiktionary

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