SOLUTION: A study determined that 7% of persons age 65 to 74 have a certain symptom. A group of 16 persons ages 65 to 74 are selected at random. Find the probability that at most 1 person

Algebra ->  Probability-and-statistics -> SOLUTION: A study determined that 7% of persons age 65 to 74 have a certain symptom. A group of 16 persons ages 65 to 74 are selected at random. Find the probability that at most 1 person       Log On


   

Question 911561: A study determined that 7% of persons age 65 to 74 have a certain symptom. A group of 16 persons ages 65 to 74 are selected at random. Find the probability that at most 1 person has the symptom.
Found 2 solutions by samrahqazalbash@gmail.com, ewatrrr:
Answer by samrahqazalbash@gmail.com(1) About Me  (Show Source):
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
p(symptom) = .07, n = 16
P(at most one) = 1 - P(None) = 1 - .93^16