English Lexicon

Statistical Anomaly

/stəˈtɪs.tɪ.kəl əˈnɒ.mə.li/
nounCEFR C1 (Advanced)Top #15000 frequency
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Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    A deviation from the expected pattern or trend in a set of statistical data.

    "The sudden spike in sales during the summer months was identified as a statistical anomaly."
  2. 2

    An occurrence that is inconsistent with the general behavior of a dataset.

    "Researchers noted a statistical anomaly in the temperature readings that required further investigation."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

The term 'statistical' derives from the Latin 'status', meaning 'state', and evolved through Italian and German influences in the 18th century, while 'anomaly' comes from the Greek 'anomalos', meaning 'irregular'. Together, they describe an irregularity in data that deviates from expected patterns.

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