幾何平均

きかへいきん
noun
geometric mean
science
1. geometric mean
An average found by multiplying n values together and taking the nth root. Used for rates of growth and ratios, where it suits the data better than the ordinary (arithmetic) mean.
幾何平均(きかへいきん)を計算(けいさん)する。
Calculate the geometric mean.
成長率(せいちょうりつ)には幾何平均(きかへいきん)を使(つか)う。
Use the geometric mean for growth rates.
幾何平均(きかへいきん)は、算術(さんじゅつ)平均(へいきん)よりも極端(きょくたん)な値(あたい)の影響(えいきょう)を受(う)けにくい。
The geometric mean is less affected by extreme values than the arithmetic mean.

Compound of 幾何(きか) (geometry) and 平均(へいきん) (average, mean).

Common collocations

Similar words

  • 算術平均(さんじゅつへいきん): arithmetic mean — the ordinary average (sum divided by count)
  • 相乗平均(そうじょうへいきん): another name for the geometric mean
general
Added 2026.5.24 13:10 · Revised 2026.9.2 13:02
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