I randomly pick four numbers from the first fifteen primes. What is the probability that their sum is odd?
Quantitative Research Internship Interview Questions
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How many people in a group so that at least two of them have a birthday on the same month?
The probability that the sum of 2 prime numbers between 1 and 20 is even?
which has higher probability? 1. roll a dye twice, get two 6 2. roll a dye ten times, never get a 6
If you toss a fair coin N times, what is probability that you will get an even number of heads? Follow up: now what if you have N - 1 fair coins, and the Nth coin is not fair, but lands on heads with probability p?
What do you know about Time Series Analysis?
If I break a stick of unit length into three random pieces, what’s the expected length of the largest piece?
You have a bet. There is half probability to get $1.55, and half probability to get $0.55. It cost $1 to play. Will you play it? Will you bet all of your wealth on it? Will you play 100 times in a row with all of your wealth?
General statistics/probability question and some questions about alpha research. The firm hasn't made money in two years, but expanding rapidly(there is something wrong there). Firm management predates American Revolution and seemed clueless how to hire. After the process was finished, I came out with a bad taste in my mouth . Stay away they won't be around for too long.
Randomly cut a line segment into three pieces.What is the probability that these three pieces can form a triangle?
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