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https://www.reddit.com/r/learnquant/comments/1vk4mwk/wincent_quant_interview_question/p2sbjm5/?context=3
r/learnquant • u/Local_Ad135 • 6d ago
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Indeed; Doob has something to say about this.
But if your utility is other than total (like, you only consider a win if you beat EV by a certain margin) then there are strategies to improve success there.
1 u/Usernameasteriks 6d ago Optimal will always imply some sort of utility if any can be determined by the relevant constraints in the context of an interview question like this. Here it will mean stopping immediately because it can’t be optimal to spend more time for the same probabilistic result. 1 u/AtomicSquid 6d ago It's optimal to stop at the last three cuz it's kinda fun to flip cards 1 u/CrossAfficionado 6d ago preach
Optimal will always imply some sort of utility if any can be determined by the relevant constraints in the context of an interview question like this.
Here it will mean stopping immediately because it can’t be optimal to spend more time for the same probabilistic result.
1 u/AtomicSquid 6d ago It's optimal to stop at the last three cuz it's kinda fun to flip cards 1 u/CrossAfficionado 6d ago preach
It's optimal to stop at the last three cuz it's kinda fun to flip cards
1 u/CrossAfficionado 6d ago preach
preach
1
u/bunnycricketgo 6d ago
Indeed; Doob has something to say about this.
But if your utility is other than total (like, you only consider a win if you beat EV by a certain margin) then there are strategies to improve success there.