rolling a 6-sides toss. what's the expectation of rolling times for getting the first 6
Quantitative Researcher Interview Questions
4,871 quantitative researcher interview questions shared by candidates
Explain how gradient boosting works.
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I have beads of three colors: red green and blue. There are twice as many green beads as blue beads, and the number of red beads is seven more than half the total number of green and blue beads combined. Given that I do not have more than 50 beads, what is the maximum possible number of blue beads that I could have? (Assume any non-integer number of beads must be rounded down to the nearest integer.)
X and Y are independent, normal distributed random variables with mean 0 and variance 1. Which integer is closest to the value of 20p, where pi si the probability that 3X+4Y is greater than 5?
Algorithm for multiplying a sequence of matrices
I have a dataset with many features, how should I trade?
How do you back test your trading strategy
Fare un programma, statistica generale, brain teaser, business case.
How do you find signals in the market?
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