(a) Construct a 95% confidence interval about p if the sample size, n, is 24 Lower bound Upper bound: (Use ascending order. Round to one decimal place as needed.)
(a) Construct a 95% confidence interval about p if the sample size, n, is 24 Lower bound Upper bound: (Use ascending order. Round to one decimal place as needed.)
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
Related questions
Question
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![A simple random sample of size n is drawn from a population that is normally distributed. The sample mean, x, is found to be 114, and the sample standa
10
(a) Construct a 95% confidence interval about us if the sample size, n, is 24.
(b) Construct a 95% confidence interval about us if the sample size, n, is 13.
(c) Construct a 70% confidence interval about u if the sample size, n, is 24.
(d) Could we have computed the confidence intervals in parts (a)-(c) if the population had not been normally distributed?
Click the icon to view the table of areas under the t-distribution
(a) Construct a 95% confidence interval about us if the sample size, n, is 24.
Lower bound: Upper bound:
(Use ascending order. Round to one decimal place as needed.)
W](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc41d9b89-db2e-473a-aeb5-f61e32500722%2F63498d93-9f5b-4d0b-b62a-cff268646fd2%2Fdfpn5d_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A simple random sample of size n is drawn from a population that is normally distributed. The sample mean, x, is found to be 114, and the sample standa
10
(a) Construct a 95% confidence interval about us if the sample size, n, is 24.
(b) Construct a 95% confidence interval about us if the sample size, n, is 13.
(c) Construct a 70% confidence interval about u if the sample size, n, is 24.
(d) Could we have computed the confidence intervals in parts (a)-(c) if the population had not been normally distributed?
Click the icon to view the table of areas under the t-distribution
(a) Construct a 95% confidence interval about us if the sample size, n, is 24.
Lower bound: Upper bound:
(Use ascending order. Round to one decimal place as needed.)
W
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