Expected value

{
  "id": "MLC-T-MET-005505",
  "term": "Expected value",
  "field": "Meteorology and atmospheric science",
  "definition": "The long-run average of a random variable, representing the sum of all possible values each multiplied by its probability of occurrence. It provides a measure of the central tendency of a probability distribution. In meteorology, it can be used to predict the average outcome of a weather event over many repetitions.",
  "synonyms": [
    "expectation",
    "mathematical expectation"
  ],
  "url": "https://mlchart.com/terminology/meteorology/expected-value/"
}