Quantitative Analyst Interview Questions

10,160 quantitative analyst interview questions shared by candidates

a conditional probability question, but the problem statement had no information about the prior knowledge. Therefore, although the problem was very simple, it is unsolvable mathematically. Question: you test for cancer in a machine that has the following specification; if you have cancer then it may reports 95%+ve or 5%-ve. The next day you get the results that you are -ve, do you celebrate?
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Quantitative Analyst

Interviewed at D. E. Shaw & Co. - Investment Firm

3.9
Jun 3, 2013

a conditional probability question, but the problem statement had no information about the prior knowledge. Therefore, although the problem was very simple, it is unsolvable mathematically. Question: you test for cancer in a machine that has the following specification; if you have cancer then it may reports 95%+ve or 5%-ve. The next day you get the results that you are -ve, do you celebrate?

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