SOLUTION: according to a study done by Nick Wilson of all to go University, Wellington, the probability a randomly selected individual will not cover his or her mouth when sneezing is 0.267.

Algebra ->  Probability-and-statistics -> SOLUTION: according to a study done by Nick Wilson of all to go University, Wellington, the probability a randomly selected individual will not cover his or her mouth when sneezing is 0.267.      Log On


   

Question 1204217: according to a study done by Nick Wilson of all to go University, Wellington, the probability a randomly selected individual will not cover his or her mouth when sneezing is 0.267. What is the probability that among 16 randomly observed individuals exactly 8 do not covers their mouth and sneezing
Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
.

This problem is a standard application of binomial distribution - so, use the standard formula

    probability  P = C%5B16%5D%5E8%2A0.267%5E8%2A%281-0.267%29%5E%2816-8%29 = 12870%2A0.267%5E8%2A0.733%5E8 = 0.0277  (rounded).    ANSWER

Solved.