what is the weight of a bowling ball with a diameter of 12 inches given the fact that one with a diameter of 8 inches has a weight of 10 pounds?
Quantitative Developer Interview Questions
10,153 quantitative developer interview questions shared by candidates
a asymmetrical dice with 12 faces, 40% to be 12, others are equivalent. two people, choose a number. The man whose number is closer to the result will win. which number should you choose.
If each of the two coefficient estimates in a regression model is statistically significant, do you expect the test of both together is still significant?
5 babies in a room, 2 boys and 3 girls. one baby with unknown sex is added. Randomly choose one baby and the result is a boy. What's the prob that the added baby is a boy?
Roll two dice for infinite times, what is the prob that you get a sum of 4 before a sum of 2?
Let's play a game: There are 3 white balls and 4 black balls in a black box. If you get a white ball out your payoff +1, and -1 with a black ball. You can stop anytime and repeat the game infinite times. Will you play the game?
M by N matrix of lightbulbs&switches, interior switch each controls 9 lightbulbs, edge ones control 6, corner ones control 4. How many turns do you need to light up all bulbs?
Flip the coins, the expected time to get HHT
1) Tow coins, P(head)=1/3, P(tail)=2/3, design a way to get the effect of fair coin
If 3 of my friends have phone numbers ending (last four digits) in some permutation of 0,1,4, and 9 and I have 150 friends, then is that just a chance occurance?
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