"調和平均" meaning in 日本語

{
  "categories": [
    {
      "kind": "other",
      "name": "日本語",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "日本語_名詞",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "日本語_統計学",
      "parents": [],
      "source": "w"
    }
  ],
  "forms": [
    {
      "form": "ちょうわへいきん"
    }
  ],
  "lang": "日本語",
  "lang_code": "ja",
  "pos": "noun",
  "pos_title": "名詞",
  "senses": [
    {
      "glosses": [
        "データの各数値の逆数を取り、それら逆数の算術平均を取り、さらに逆数を取った値。データが n 個存在し、データのそれぞれの値が x₁, x₂, ..., xₙ であるとき、 dfrac 1tfrac 1n( tfrac 1x_1+ tfrac 1x_2,...,+ tfrac 1x_n)=1/(n⁻¹∑ᵢ₌₁ⁿx_i⁻¹)から得られる値。"
      ],
      "id": "ja-調和平均-ja-noun-H2dPucp~"
    }
  ],
  "translations": [
    {
      "lang": "英語",
      "lang_code": "en",
      "word": "harmonic mean"
    }
  ],
  "word": "調和平均"
}

{
  "categories": [
    "日本語",
    "日本語_名詞",
    "日本語_統計学"
  ],
  "forms": [
    {
      "form": "ちょうわへいきん"
    }
  ],
  "lang": "日本語",
  "lang_code": "ja",
  "pos": "noun",
  "pos_title": "名詞",
  "senses": [
    {
      "glosses": [
        "データの各数値の逆数を取り、それら逆数の算術平均を取り、さらに逆数を取った値。データが n 個存在し、データのそれぞれの値が x₁, x₂, ..., xₙ であるとき、 dfrac 1tfrac 1n( tfrac 1x_1+ tfrac 1x_2,...,+ tfrac 1x_n)=1/(n⁻¹∑ᵢ₌₁ⁿx_i⁻¹)から得られる値。"
      ]
    }
  ],
  "translations": [
    {
      "lang": "英語",
      "lang_code": "en",
      "word": "harmonic mean"
    }
  ],
  "word": "調和平均"
}