What is correlation? What is covariance? Made a graph that the correlation is equal to 1 and -1.
Quantitative Interview Questions
10,168 quantitative interview questions shared by candidates
Questions involved familiarity with Linear Regression (it helps to be topically familiar with either iterative LR, PCA, or orthogonal matching pursuit), Minimal Mean Squared Error, probability theory (binomial random variables, gaussian distributions, markov chains, properties of expected value/variance, hypothesis testing), and basic coding (a very trivial programming question when compared to SWE interviews).
Ridge regularization.
What is the angle between the minute hand and the hour hand at 12:15?
Expected number of samples from uniform [0,1] we should take such that their sum passes 1.
Be prepared to answer questions on your CV
Q: How do you evaluate the stock trends?
Linear regression, Two envelop problem.
What is the time complexity of QR, and what to do if n is too big?
Nothing unexpected
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