"sample mean" meaning in English

{
  "forms": [
    {
      "form": "sample means",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "sample mean (plural sample means)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Statistics",
          "orig": "en:Statistics",
          "parents": [
            "Formal sciences",
            "Mathematics",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "mathbf ̄x=1/N∑ₖ₌₁ᴺ mathbf xₖ."
        }
      ],
      "glosses": [
        "Given a random sample mathbf x₁,…, mathbf x_N from an n-dimensional random variable mathbf X, a mean defined as"
      ],
      "id": "en-sample_mean-en-noun-CiUw1se1",
      "links": [
        [
          "statistics",
          "statistics"
        ],
        [
          "random sample",
          "random sample"
        ],
        [
          "dimension",
          "dimension"
        ],
        [
          "random variable",
          "random variable"
        ]
      ],
      "raw_glosses": [
        "(statistics) Given a random sample mathbf x₁,…, mathbf x_N from an n-dimensional random variable mathbf X, a mean defined as"
      ],
      "related": [
        {
          "word": "population mean"
        }
      ],
      "topics": [
        "mathematics",
        "sciences",
        "statistics"
      ],
      "translations": [
        {
          "code": "cs",
          "lang": "Czech",
          "sense": "mean",
          "tags": [
            "masculine"
          ],
          "word": "výběrový průměr"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "mean",
          "word": "otoskeskiarvo"
        }
      ],
      "wikipedia": [
        "sample mean and sample covariance"
      ]
    }
  ],
  "word": "sample mean"
}

{
  "forms": [
    {
      "form": "sample means",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "sample mean (plural sample means)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "population mean"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "en:Statistics"
      ],
      "examples": [
        {
          "text": "mathbf ̄x=1/N∑ₖ₌₁ᴺ mathbf xₖ."
        }
      ],
      "glosses": [
        "Given a random sample mathbf x₁,…, mathbf x_N from an n-dimensional random variable mathbf X, a mean defined as"
      ],
      "links": [
        [
          "statistics",
          "statistics"
        ],
        [
          "random sample",
          "random sample"
        ],
        [
          "dimension",
          "dimension"
        ],
        [
          "random variable",
          "random variable"
        ]
      ],
      "raw_glosses": [
        "(statistics) Given a random sample mathbf x₁,…, mathbf x_N from an n-dimensional random variable mathbf X, a mean defined as"
      ],
      "topics": [
        "mathematics",
        "sciences",
        "statistics"
      ],
      "wikipedia": [
        "sample mean and sample covariance"
      ]
    }
  ],
  "translations": [
    {
      "code": "cs",
      "lang": "Czech",
      "sense": "mean",
      "tags": [
        "masculine"
      ],
      "word": "výběrový průměr"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "mean",
      "word": "otoskeskiarvo"
    }
  ],
  "word": "sample mean"
}