Elementary Statistics Using The Ti-83/84 Plus Calculator, Books A La Carte Edition (5th Edition)
5th Edition
ISBN: 9780134688886
Author: Mario F. Triola
Publisher: PEARSON
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Textbook Question
Chapter 7.1, Problem 22BSC
Critical Thinking. In Exercises 17-28, use the data and confidence level to construct a confidence
Medication Usage In a survey of 3005 adults aged 57 through 85 years, it was found that 81.7% of them used at least one prescription medication (based on data from "Use of Prescription and Over-the-Counter Medications and Dietary Supplements Among Older Adults in the United States,” by Qato et al.. Journal of the American Medical Association. Vol. 300, No. 24).
- a. How many of the 3005 subjects used at least one prescription medication?
- b. Construct a 90% confidence interval estimate of the percentage of adults aged 57 through 85 years who use at least one prescription medication.
- c. What do the results tell us about the proportion of college students who use at least one prescription medication?
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Elementary Statistics Using The Ti-83/84 Plus Calculator, Books A La Carte Edition (5th Edition)
Ch. 7.1 - Poll Results in the Media USA Today provided...Ch. 7.1 - Prob. 3BSCCh. 7.1 - Constructing and Interpreting Confidence...Ch. 7.1 - Prob. 17BSCCh. 7.1 - Critical Thinking. In Exercises 17-28, use the...Ch. 7.1 - Critical Thinking. In Exercises 17-28. use the...Ch. 7.2 - Prob. 1BSCCh. 7.2 - Prob. 9BSCCh. 7.2 - Prob. 14BSCCh. 7.2 - Prob. 19BSC
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