expected tosses to find 4 heads in a row? expected tosses for THHH ? which of these will take lesser tosses? If you sample in a random series, then, there’s equal probability of finding THHH and HHHH but THHH takes lesser time to come, how do you explain this discrepancy?
Linear regressions. What's the range of a correlation coefficient between two variables given some conditions
what is a metric you would use for a sport project?
Compute the expected value of the maximum of n dices roll
Statistics, linear algebra, some challenging brain teasers
How would you perform variable selection fast?
My former research experience, the most interesting & challenging part
general math, probability, statistics, coding...
Why do you want to choose quant?
All regular quant interviews: math, probability, statistics, coding, etc. Average difficult
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