WordReference Random House Unabridged Dictionary of American English © 2026
probabil′ity the′ory, [Math., Statistics.]
  1. Statistics, Mathematicsthe theory of analyzing and making statements concerning the probability of the occurrence of uncertain events. Cf. probability (def. 4).
  • 1830–40

'probability theory' also found in these entries (note: many are not synonyms or translations):
law of large numbers - statistics

Forum discussions with the word(s) "probability theory" in the title:


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