SOLUTION: A study determined that 8% of persons age 65 to 74 have a certain symptom. A group of 22 persons age 65 to 74 are selected at random. Find the probability that 4 people have the sy
Algebra.Com
Question 868788: A study determined that 8% of persons age 65 to 74 have a certain symptom. A group of 22 persons age 65 to 74 are selected at random. Find the probability that 4 people have the symptom.
Thanks for helping!! Have no idea what this is asking.
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
p = .08, n = 22
p(x = 4) = binompdf(22, .08, 4)
RELATED QUESTIONS
A study determined that 7% of persons age 65 to 74 have a certain symptom. A group of 16 (answered by samrahqazalbash@gmail.com,ewatrrr)
A study determined that 7% of persons 65 to 74 have a certain symptom. A group of 19... (answered by ewatrrr)
A survey shows that about 70% of those over the age of 65 years old are in danger of... (answered by ikleyn)
A researcher claims that the average age of people who buy lottery tickets is 65. A... (answered by ewatrrr)
5. A researcher claims that the average age of people who buy lottery tickets is 65. A... (answered by Edwin McCravy)
. Consider the following data for Alzheimer disease prevelance in a certain community... (answered by CPhill)
please walk me through this
A researcher claims that the average age of people who buy (answered by stanbon)
A researcher claims that the average age of people who buy lottery tickets is 64. A... (answered by reviewermath)
Pollsters are concerned about declining levels of cooperation among persons contacted in... (answered by math_tutor2020)