What is the probability of breaking a stick into 3 pieces and forming a triangle?
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Suppose you have three random variables. The correlation between A and B is 0.6, the correlation between A and C is 0.8. What is the range of correlation between B and C?
What is the probability of a Brownian motion hit 1 before hitting -2. The Brownian motion starts at 0.
You have a deck of 52 cards, and you keep taking pairs of cards out of the deck. if a pair of cards are both red, then you win that pair; if a pair of cards are both black, then I win that pair; if a pair of cards has one red and one black, then it's discarded. If, after going through the whole deck, you have more pairs than I do, then you win $1, and if I have more pairs than you do, I win $1. What is the value of this game in the long run?
Suppose N students participate in a coin flip experiment, when they get heads they stop, when they get tails they keep going. All students will stop after the second trial no matter the results. Y is the binary indicator of whether they claim they cheated in the experiment. Estimate how many students cheat in this experiment.
Given a round table, randomly place three legs under the table, what is probability that the table will fall?
Linear regression
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How to calculate row product of a matrix, use a language you're familiar with.
6. Coding Questions Asked to screenshare in the hangouts, and asked to open the eclipse, gave two problems to solve. 1. Check when multiplying a 6 digit number with 2 gives a number which has all the same numbers. E.g: 142857 x 2 = 285714
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