The mean percent of childhood asthma prevalence in 43 cities is 2.09%. A random selected. What is the probability that the mean childhood asthma prevalence for the sample is greater than 2.5%? Interpret this probability. Assume that o = 1.32%.
The mean percent of childhood asthma prevalence in 43 cities is 2.09%. A random selected. What is the probability that the mean childhood asthma prevalence for the sample is greater than 2.5%? Interpret this probability. Assume that o = 1.32%.
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.4: Discrete Random Variables; Applications To Decision Making
Problem 2E
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I need help with the 2 questions. Thanks
![The mean percent of childhood asthma prevalence in 43 cities is 2.09%. A random sample of 32 of these cities is
selected. What is the probability that the mean childhood asthma prevalence for the sample is greater than 2.5%?
Interpret this probability. Assume that σ = 1.32%.
The probability is
(Round to four decimal places as needed.)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd2b9aba3-285f-4c9c-b7e8-8cec0222acbb%2Fd12e0fe1-ec25-4738-8025-8b101f4b61b8%2Frdag2h_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The mean percent of childhood asthma prevalence in 43 cities is 2.09%. A random sample of 32 of these cities is
selected. What is the probability that the mean childhood asthma prevalence for the sample is greater than 2.5%?
Interpret this probability. Assume that σ = 1.32%.
The probability is
(Round to four decimal places as needed.)
![Determine if the finite correction factor should be used. If so, use it in your calculations when you find the probability.
In a sample of 800 gas stations, the mean price for regular gasoline at the pump was $2.857 per gallon and the
standard deviation was $0.008 per gallon. A random sample of size 60 is drawn from this population. What is the
probability that the mean price per gallon is less than $2.855?
The probability that the mean price per gallon is less than $2.855 is
(Round to four decimal places as needed.)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd2b9aba3-285f-4c9c-b7e8-8cec0222acbb%2Fd12e0fe1-ec25-4738-8025-8b101f4b61b8%2Fak4pwdp_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Determine if the finite correction factor should be used. If so, use it in your calculations when you find the probability.
In a sample of 800 gas stations, the mean price for regular gasoline at the pump was $2.857 per gallon and the
standard deviation was $0.008 per gallon. A random sample of size 60 is drawn from this population. What is the
probability that the mean price per gallon is less than $2.855?
The probability that the mean price per gallon is less than $2.855 is
(Round to four decimal places as needed.)
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