"theoretical probability" meaning in English

{
  "forms": [
    {
      "form": "theoretical probabilities",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "theoretical probability (plural theoretical probabilities)",
      "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": "Mathematics",
          "orig": "en:Mathematics",
          "parents": [
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "Given a die which is a regular cube of uniform density, and given that one and only one of its faces is painted black, then if the die is cast, the theoretical probability that the outcome will be the black face is 1/6.",
          "type": "example"
        }
      ],
      "glosses": [
        "the probability that a certain outcome will occur, as determined through reasoning or calculation."
      ],
      "id": "en-theoretical_probability-en-noun-BBQjssdh",
      "links": [
        [
          "mathematics",
          "mathematics"
        ]
      ],
      "raw_glosses": [
        "(mathematics) the probability that a certain outcome will occur, as determined through reasoning or calculation."
      ],
      "related": [
        {
          "word": "experimental probability"
        }
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "word": "theoretical probability"
}

{
  "forms": [
    {
      "form": "theoretical probabilities",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "theoretical probability (plural theoretical probabilities)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "experimental probability"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with usage examples",
        "en:Mathematics"
      ],
      "examples": [
        {
          "text": "Given a die which is a regular cube of uniform density, and given that one and only one of its faces is painted black, then if the die is cast, the theoretical probability that the outcome will be the black face is 1/6.",
          "type": "example"
        }
      ],
      "glosses": [
        "the probability that a certain outcome will occur, as determined through reasoning or calculation."
      ],
      "links": [
        [
          "mathematics",
          "mathematics"
        ]
      ],
      "raw_glosses": [
        "(mathematics) the probability that a certain outcome will occur, as determined through reasoning or calculation."
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "word": "theoretical probability"
}