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Research Coordinator Interview Questions
67,401 research coordinator interview questions shared by candidates
A, B and C are time series and the following rhos represent their correlation coefficients. rho(A,B)=0.7, rho(B,C)=0.8, what is rho(A,C)? Why the correlation matrix is positive semi-definite?
You keep rolling a fair die with 6 sides. What is the average number of rolling to obtain consecutive six 6s for the first time?
How do we measure your succes and the success of others?
Do you know MS Office?
How to generate a gaussian distribution with rand()
Give you a fair die, how to create a event with probability 1/7
There is a unit cube with internal mirror faces. A ray is emitted into the cube from one vertex, reflects off four faces (without touching vertices or edges), and stops at the opposite vertex from which it started. What is the minimum possible distance the ray travels? The answer should be decimal format approximated to 4 digits of precision, i.e. format a.bcd as in 1.234.
The probability of rolling two dice. 6, 6 gets 100, 6, not 6 loses x, and other cases you redo the dice rolling. When should you play the game?
How do you estimate square root of 5?
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