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]
Quantitative Research Intern Interview Questions
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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.
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
Roll 100 faced dice, bet a number, if you're right, you get money of that number. What is your strategy
Single leetcode easy-medium, some simple data processing
From your knowledge what Point72 does
The outliers in linear regression, detection and solution.
1. Describe your research 2. I think your thesis is wrong. Prove it.
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