race a car two round, first one at 100 mph, second for 200 mph. What is the average speed?
Quant Analyst Interview Questions
2,952 quant analyst interview questions shared by candidates
12 balls, one is slightly different in weight. How to find the different ball using a two-edge scale in three times?
I flip a coin three times, and tell you I got heads on one of the flips. What's the probability I got 2 heads and one tails (not necessarily in that order).
How do you check if your regression parameters are significant? Given a number's prime number decomposition, how many ways are there of factorizing it into two different factors?
Try to make a probability 1/3 event, by a stable coin.
There are 25 horses. Each time you can race 5 horses together. Now you need to pick the top three horses among them. How many races do you need to conduct?
Probability that the first digit of 2^n is 1? Suppose n is uniformly distributed over all integers. (well, this distribution of n is actually "illegal".)
the first question was on Conditional Expectation. Toss a coin till you get 2 heads. Whats' the expected number of tosses.
How many integers within 100000 has two consecutive '1's
I have 12 poker chips, we (two people) take it in turns to pick up one or two chips, you win if you don't pick up the last chip. What is the optimal strategy? Do you want to go first or second? What about if there were 150 chips?
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