Assistant Trader Interview Questions

578 assistant trader interview questions shared by candidates

Given a black box that spits out random numbers from 0 through 1 (probability distribution can be random) such that events are independent and the probability of drawing any one number is 0, simulate a coin flip (with EXACTLY 50% heads, 50% tails).
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Assistant Trader

Interviewed at Jane Street

4.4
Feb 4, 2014

Given a black box that spits out random numbers from 0 through 1 (probability distribution can be random) such that events are independent and the probability of drawing any one number is 0, simulate a coin flip (with EXACTLY 50% heads, 50% tails).

You are 2 points down in a basketball match....if you shoot for a 2 pointer you have a 33 percent chance of scoring and the game goes to overtime. If you shoot for 3 you have a 25 percent chance of scoring ....if the game goes to overtime you have a 50 percent chance of winning....which shot should you go for?
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Assistant Trader

Interviewed at Susquehanna International Group

3.8
Jan 10, 2012

You are 2 points down in a basketball match....if you shoot for a 2 pointer you have a 33 percent chance of scoring and the game goes to overtime. If you shoot for 3 you have a 25 percent chance of scoring ....if the game goes to overtime you have a 50 percent chance of winning....which shot should you go for?

You have 17 coins and I have 16 coins, we flip all coins at the same time. If you have more heads then you win, if we have the same number of heads or if you have less then I win. What's your probability of winning?
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Assistant Trader

Interviewed at Susquehanna International Group

3.8
Dec 2, 2015

You have 17 coins and I have 16 coins, we flip all coins at the same time. If you have more heads then you win, if we have the same number of heads or if you have less then I win. What's your probability of winning?

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