SOLUTION: 10.5% of the population is 65 or older. Find the probability that the following number of persons selected at random from 50 people are 65 or older?

Algebra ->  Probability-and-statistics -> SOLUTION: 10.5% of the population is 65 or older. Find the probability that the following number of persons selected at random from 50 people are 65 or older?      Log On


   

Question 922911: 10.5% of the population is 65 or older. Find the probability that the following number of persons selected at random from 50 people are 65 or older?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
p(65 or older) = .105, n = 50
P(x = ???)
P(x = n) = binompdf(50, .105, n)