Concept explainers
To draw: The conclusion for the confidence interval using the provided information using the provided options.
Answer to Problem 55E
The option is (b).
Explanation of Solution
Given:
The proportion of adult that expect to inherit money from the relatives
Margin of error ( E ) = 3% = 0.03
Formula used:
The formula to compute the confidence interval for population proportion is:
Calculation:
The confidence interval can be computed as follows:
Using the above calculations, it could be said the true population proportion of people that expect to inherit money from the relatives lies between 0.25 and 0.31.
Hence, the correct option is (b).
Chapter 8 Solutions
PRACTICE OF STATISTICS F/AP EXAM
Additional Math Textbook Solutions
Intro Stats, Books a la Carte Edition (5th Edition)
Basic Business Statistics, Student Value Edition (13th Edition)
Basic Business Statistics, Student Value Edition
Statistics for Business and Economics (13th Edition)
Essentials of Statistics, Books a la Carte Edition (5th Edition)
Elementary Statistics: Picturing the World (7th Edition)
- MATLAB: An Introduction with ApplicationsStatisticsISBN:9781119256830Author:Amos GilatPublisher:John Wiley & Sons IncProbability and Statistics for Engineering and th...StatisticsISBN:9781305251809Author:Jay L. DevorePublisher:Cengage LearningStatistics for The Behavioral Sciences (MindTap C...StatisticsISBN:9781305504912Author:Frederick J Gravetter, Larry B. WallnauPublisher:Cengage Learning
- Elementary Statistics: Picturing the World (7th E...StatisticsISBN:9780134683416Author:Ron Larson, Betsy FarberPublisher:PEARSONThe Basic Practice of StatisticsStatisticsISBN:9781319042578Author:David S. Moore, William I. Notz, Michael A. FlignerPublisher:W. H. FreemanIntroduction to the Practice of StatisticsStatisticsISBN:9781319013387Author:David S. Moore, George P. McCabe, Bruce A. CraigPublisher:W. H. Freeman