SOLUTION: The probability that a person will get at least 1 speeding ticket per year is 10%. Find the probability that of the next 8 randomly selected people, that 3 of them received a speed

Algebra ->  Probability-and-statistics -> SOLUTION: The probability that a person will get at least 1 speeding ticket per year is 10%. Find the probability that of the next 8 randomly selected people, that 3 of them received a speed      Log On


   

Question 1155254: The probability that a person will get at least 1 speeding ticket per year is 10%. Find the probability that of the next 8 randomly selected people, that 3 of them received a speeding ticket in the previous year. Do not just use the bionomial table show your work.
Answer by ikleyn(52776) About Me  (Show Source):
You can put this solution on YOUR website!
.

    P = C%5B8%5D%5E3%2A%281%2F10%29%5E3%2A%289%2F10%29%5E5 = %28%288%2A7%2A6%29%2F%281%2A2%2A3%29%29%2A%281%2F10%29%5E3%2A%289%2F10%29%5E5 = 0.033067.

Solved.