X(t) follows BM. Prob of both X(T) and X(2T) larger than 0.
Analyste Quantitative Junior Interview Questions
8,218 analyste quantitative junior interview questions shared by candidates
A use 5 hours finish a job. B use 8 hours finish it. How long A and B take it together?
Three random variables X, Y, Z. If corr(X, Y) = 0.85, corr(Y, Z) = 0.9, is it possible that we have corr(X, Z) = 0.15?
The interviewer didn't know anything and asked me to sort a general array in O(N). He even didn't know about the top-down approach and bottom-up approach in dynamic programming.
Where in the earth or a sphere, you can return to the same place once you walk 1 mile to south, 1 mile to east and 1 mile to north?
If you are playing tennis and are at deuce with your rival, how would you choose to proceed? There are two options: keep playing deuce rule until you or your rival wins. Or you play 3 mini points rule, who win 2 points wins the game. Assume you winning rate is 0.7 i.i.d at each point, which rule would you pick?
They asked me what the probability was of there being at least 4 heads in 7 coin flips
Chance of seeing star in 1 hour is 60%. What is the chance seeing star in half an hour? etc..
You have a bag of coins of which one half are real and the other half are fake. You need to pay for 1 1/2 hours of parking at a meter where one quarter gives you 15 minutes. Every time you put in a fake quarter the meter time is reset to 0. How many coins will you have to pull out of the bag ?
What can we deal with OLS when high dimension, high correlation and some other flaws in data ?
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