SOLUTION: Assume that when adults with smartphones are randomly selected, 46%
use them in meetings or classes. If 6 adult smartphone users are randomly selected, find the probabil
Question 1150377: Assume that when adults with smartphones are randomly selected, 46%
use them in meetings or classes. If 6 adult smartphone users are randomly selected, find the probability that exactly 2 of them use their smartphones in meetings or classes. Answer by ikleyn(52908) (Show Source): You can put this solution on YOUR website! .
Use the binomial probability distribution to solve this problem.
Probability (P) ( k successes in n trials) = , where = .
For this problem n = 6, k = 2, p = 0.46.
P ( 2 use their smart phones out of 6 users ) = = 0.2699 = 26.99%. ANSWER