Probability questions and some stats
Quantitative Analyst Intern Interview Questions
10,159 quantitative analyst intern interview questions shared by candidates
How many balls are used in the entirety of Wimbeldon?
Most questions can be found in one of the classical quant interview books, I knew most of them.
We have n switches, each has probability p_i being on and 1-p_i being off. What's the probability of C or more switches being on. What if C is a uniform random variable [0, n]
Main thing was working with normal probabilities and solving a equation system. The more complex point was N(1,1) + N(1,1) != N(2,2) but calculating the error propagation of the standard deviation.
Describe a previous research experience.
Several expected value questions for random variables used in various probability questions.
Mathematical proof about a statistical rule
2 coding question; function to write square root and given n, generate all permutations of 1:n. Background questions about resume and multicollinearity concept discussion
The stats question was about drawing black and red balls from an urn under certain conditions and coming up with a distribution for each outcome, the leetcode question was about finding pairs of elements that sum to a particular value in a sorted list
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