Throw 1,000 fair coins, what's the possibility of getting even number of heads?
Quantitative Interview Questions
10,165 quantitative interview questions shared by candidates
Online exam consisted of 4 very basic probability/expected value questions. Selecting prime numbers and probabilities of their sum having a certain value, coin tossing games, optimal strategy in a black jack style coin problem. Phone interview consisted of a brain teaser where a system of linear equations were expected to form and solve, and a deck of card problems, and a game where you exhaust a deck of cards and get +1 or -1 dollars depending on the outcome and given rules, and you have to determine the expected p&l in this game.
Do you have any questions about Jane Street?
What is the sum of the odd numbers from 1 to 60?
Given one hundred cards with numbers 1-100 on each card and two baskets. Throw each of these cards with 50% of probability falling in the left basket and 50% to the right. What is the expected value of the minimum number in the left basket.
How many plastic bags are used every year in a city you are familiar with?
Probability Question - Unable to disclose
Flip 9 fair coins what is the probability of getting even number of heads? What about n fair coins?
Two symmetric dice have both had two of their sides painted red, two painted black, one painted yellow, and the other painted white. When this pair of dice is rolled, what is the probability that both dice land with the same color face up?
roll d-6 and d-10 dice, you will get the value of the sum of the two dice if you bid correctly, what would you bid.
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