I applied through college or university. I interviewed at 4R Systems in Aug 2017
Interview
Phone interview. The interviewee was the Vice President of Analytics. He first introduced about the position, what kind of person he was looking for, and what role this person would act in the team. He was kind and clear in talking.
Interview questions [1]
Question 1
There are three coins, one is a fair coin and the other two are biased (two-heads). You choose one and flip once and you get a head. What's the probability that the coin is the fair one?