Q: Probability question involving numerous coins and a wand that could flip over a select number of coins (cannot remember the exact question)
Quantitative Analyst Interview Questions
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Phone interview. 2 Probability questions. First one about rolling a dice. You may reroll at certain price. Find the expected pay off. Second one about two players tossing a coin BO7. Say A bets on heads and B bets on tails. Given that the game lasted 7 rounds and first round's a head. What's the probability that B wins?
What is the expected value of a certain strategy for a carnival game with certain probabilities of outcomes. Good to know the expected value of a geometric random variable with probability p
Rock-Paper-Scissors game where your opponent is not allowed to play rock. If every time you win you win $1, lose you lose $1, and if draw you win $0. What should you play to maximize your expected profit
Technical questions, and brain teasers.
Expected number of throws until you get 2 consecutive heads. Expected number of throws until you get "n" consecutive heads.
Probability, expectations, bayes theorem, and recursion.
Some basic probability questions and brain teasers.
Basic probability questions about coinflips and dices.
There are 52 cards, black and red, each colour with 26 cards. Now you are taking cards indefinitely, for each red card you lose 1 point, for each black card you gain 1 point. To maximise your total points, what's your strategy?
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