Expected number of rolls to see all six sides on a die, Describe all the C++ casts and their properties, Several questions on linear regression under different conditions
Data Researcher Interview Questions
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3 Horses: A,B, and C. For every dollar you wager, you get $2,4,6$ dollars respectively. Can you device a strategy that warranties money?
Discrete math question, coins in a bag, basic prob/stat questions. For example, if there are 2 coins in a bag, one biased, the other fair, and you pick a coin at random and flip it 6 times and it came up heads every time, what is the probability you picked the biased coin
What would you do to mitigate event-based risk, such as political announcements affecting your positions?
toss two dice. if the sum is 7, you win a dollar. if the sum is even, you lose a dollar. otherwise, roll again. what is the expected payoff?
X, Y iid N(0,1), p(X|X+Y=1)
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