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Statistics / Elementary Statistics 12 / Chapter 11.3 / Problem 4 CRE

Elementary Statistics | 12th Edition | ISBN: 9780321836960 | Authors: Mario F. Triola

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Solved: ICU Patients Use the sample of ages from Exercise

Chapter 11, Problem 4 CRE

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QUESTION:

Please be aware that some of the following problems may require knowledge of concepts presented in previous chapters.

ICU Patients Use the sample of ages from Exercise 3 to construct a 95% confidence interval estimate of the mean age of the population of ICU patients. Do the confidence interval limits contain the value of 65.0 years that was found from a sample of 9269 ICU patients?

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QUESTION:

Please be aware that some of the following problems may require knowledge of concepts presented in previous chapters.

ICU Patients Use the sample of ages from Exercise 3 to construct a 95% confidence interval estimate of the mean age of the population of ICU patients. Do the confidence interval limits contain the value of 65.0 years that was found from a sample of 9269 ICU patients?

ANSWER:

Solution 4CRE

Considering the given data set the confidence intervals for small sample will be:

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