The mean percent of childhood asthma prevalence in 43 cities is 2.09%. A random sample of 34 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 o = 1.33%. The probability is. (Round to four decimal places as needed.) Interpret this probability. Select the correct choice below and fill in the answer box to complete your choice. (Round to two decimal places as needed.) O A. About % of samples of 43 cities willI have a mean childhood asthma prevalence greater than 2.5%. В. About % of samples of 34 cities wilI have a mean childhood asthma prevalence greater than 2.09%. О С. About % of samples of 34 cities will have a mean childhood asthma prevalence greater than 2.5%.
The mean percent of childhood asthma prevalence in 43 cities is 2.09%. A random sample of 34 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 o = 1.33%. The probability is. (Round to four decimal places as needed.) Interpret this probability. Select the correct choice below and fill in the answer box to complete your choice. (Round to two decimal places as needed.) O A. About % of samples of 43 cities willI have a mean childhood asthma prevalence greater than 2.5%. В. About % of samples of 34 cities wilI have a mean childhood asthma prevalence greater than 2.09%. О С. About % of samples of 34 cities will have a mean childhood asthma prevalence greater than 2.5%.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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![The problem presented in this educational text involves determining the probability related to childhood asthma prevalence across cities. Here is the transcription:
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The mean percent of childhood asthma prevalence in 43 cities is 2.09%. A random sample of 34 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 = 1.33%.
The probability is [ ].
(Round to four decimal places as needed.)
Interpret this probability. Select the correct choice below and fill in the answer box to complete your choice.
(Round to two decimal places as needed.)
- A. About [ ]% of samples of 43 cities will have a mean childhood asthma prevalence greater than 2.5%.
- B. About [ ]% of samples of 34 cities will have a mean childhood asthma prevalence greater than 2.09%.
- C. About [ ]% of samples of 34 cities will have a mean childhood asthma prevalence greater than 2.5%.
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The task requires calculating the probability using the normal distribution and interpreting the results within the context given, specifically considering different sample sizes and prevalence thresholds.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F711f47e8-9df7-4c90-b04e-c748690722bb%2Fed040f26-f68c-4afc-84cb-49bfdb8b6209%2Fc580fb_processed.png&w=3840&q=75)
Transcribed Image Text:The problem presented in this educational text involves determining the probability related to childhood asthma prevalence across cities. Here is the transcription:
---
The mean percent of childhood asthma prevalence in 43 cities is 2.09%. A random sample of 34 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 = 1.33%.
The probability is [ ].
(Round to four decimal places as needed.)
Interpret this probability. Select the correct choice below and fill in the answer box to complete your choice.
(Round to two decimal places as needed.)
- A. About [ ]% of samples of 43 cities will have a mean childhood asthma prevalence greater than 2.5%.
- B. About [ ]% of samples of 34 cities will have a mean childhood asthma prevalence greater than 2.09%.
- C. About [ ]% of samples of 34 cities will have a mean childhood asthma prevalence greater than 2.5%.
---
The task requires calculating the probability using the normal distribution and interpreting the results within the context given, specifically considering different sample sizes and prevalence thresholds.
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