Approximate the number of book titles ever published
Trader Quantitatif Junior Interview Questions
908 trader quantitatif junior interview questions shared by candidates
(NDA so nothing specific): Easy probability/brainteaser problems, Markov chains are important
What is the probability of an even number of heads when flipping n coins?
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Roll a six-sided die, if I get a larger number than the opponent, I get $1. What's the expected winning?
Given a fair die 1-6, what would be the expected value of the result? What if you have two chances? After the first row, you can choose whether or not you want to keep it. What would be the maximum expected value based on the best strategy.
You have a drawer with an infinite number of two colors of socks, which exist in equal probability. What is the expected number of attempts at taking out socks individually from the drawer before a matching pair is found?
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Challenging questions. Run through some practice ones online.
Find expected value of number of rolls it takes to roll each unique value on a die.
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