olemus
(1) interdistsiplinaarne teooria
parima strateegia valimiseks
määramatusi sisaldavates tingimustes,
toetub matemaatilisele statistikale

Oxford Languages:
the mathematical study of strategies for optimal decision-making between options involving different risks or expectations of gain or loss depending on the outcome

https://en.wikipedia.org/wiki/Decision_theory

https://www.cc.gatech.edu/~hic/CS7616/pdf/lecture2.pdf

https://engineering.purdue.edu/ChanGroup/ECE645Notes/StudentLecture01.pdf

https://people.kth.se/~soh/decisiontheory.pdf

https://www.webdepot.umontreal.ca/Usagers/perronf/MonDepotPublic/stt2100/Decision_theory.pdf

(2) teooria, mis uurib indiviidi valikute põhjendeid
https://plato.stanford.edu/entries/decision-theory/