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相加平均 (soukaheikin) Japanese meaning: arithmetic mean | Kotomora

相そう加か平へい均きん

そ

う

か

へ

い

き

ん

Meanings

1

arithmetic mean

Mathematical term for the sum of a set of numbers divided by the count of numbers. Synonymous with 算術平均.

See also: 算術平均

相そう加か平へい均きんは、データの合

ごう

計けい

を

データ

の

個こ

数すう

で

割わ

っ

て

求もと

め

ます

。

The arithmetic mean is calculated by dividing the sum of the data by the number of data points.

Kanji

相inter-, mutual, together
加add, addition, increase
平even, flat, peace
均level, average

Related words

算さん術じゅつ平へい均きん
Synonym; 相加平均 is more common in modern Japanese mathematics education.
相そう乗じょう平へい均きん
Geometric mean; contrasts with arithmetic mean.
調ちょう和わ平へい均きん
Harmonic mean; another type of average.

Built from

相そう加か+平へい均きん

Etymology

Compound of 相加 (sōka, 'addition') and 平均 (heikin, 'average'), reflecting the additive nature of the calculation.