Definition of decision theory in English:

decision theory

Line breaks: de|ci¦sion the¦ory


[mass noun]
  • The mathematical study of strategies for optimal decision-making between options involving different risks or expectations of gain or loss depending on the outcome. Compare with game theory.
    More example sentences
    • Current practitioners make largely ad hoc use of statistics, probability, decision theory, graph theory, and tools from artificial intelligence and expert systems design.
    • The other main direction of his work was to study gambling as a source to stimulate problems in probability and decision theory.
    • This sort of reasoning is a simple example from the branch of logic called decision theory.

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