Law of averages

noun, slang

Definitions

Noun
  1. 1
    The statistical tendency toward a fixed proportion in the results when an experiment is repeated a large number of times; the law of large numbers.

    "... as they will not have sufficient distribution of risk to permit the law of averages to play its part and a severe total loss may ..."

  2. 2
    a law affirming that in the long run probabilities will determine performance wordnet
  3. 3
    An imaginary or perceived "law" of probabilities which is wrongly used to predict results in the short-term. informal

    "This coin has landed on heads ten times, so by the law of averages it must land on tails next time."

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