When calculating standard deviation, should we divide it by n or n-1? Why?
Junior Quantitative Analyst Data Analyst Interview Questions
10,223 junior quantitative analyst data analyst interview questions shared by candidates
Q1. resume-related questions: research, programming, statistics, mathematical nance, linear regression and data analysis. Q2. At a railway station, the probability that a train appears within 30 minutes is 99:999%, what is the probability that the train appears within 10 minutes?
Each timestep an Amoeba can produce 0,1,2 offspring or it can die with equal probability for each event (1/4 each). What is the probability that the population can survive indefinitely?
integrate sin(x)/x from -infinity to +infinity
Some basic questions about Gaussian variables, independence, and so on; Find sum of all numbers of the form 0.abcabcabc with a,b,c distinct numbers between 0 and 9; Find the distribution of wins/losses in a game
Describe your latest research experience
Interview 3: Q1 If the odds of a company defaulting are 10% for the first 6 mo, and 10% for the second 6 mo, what are the odds of them defaulting over 1 year? Birthday problem: What are the odds of two people having the same birthday in a room?
Estimate the number of futures held by hedge funds?
What is the probability of randomly sitting down around a table and sitting in increasing order of birthdays?
Given a dependency graph, write a function to return a vector of all nodes such that all children are listed before the parent. Then make the function print each node only once.
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