The correct answer from the options that the mean of the average scores you get should be close to (a) 515, (b)
Answer to Problem 65E
The correct answer is (a).
Explanation of Solution
Given information:
Mean = 515
Standard deviation = 114
Number of students for SRS = 100
Formula used:
The mean of the average
Consider that the mean be
Write:
To find the mean of the average scores, use the formula
Substitute 515 for
Thus, the mean of the average score is 515.
Hence, the correct answer is (a).
Chapter 7 Solutions
The Practice of Statistics for AP - 4th Edition
Additional Math Textbook Solutions
Essentials of Statistics, Books a la Carte Edition (5th Edition)
Introductory Statistics
Fundamentals of Statistics (5th Edition)
Elementary Statistics (13th Edition)
Intro Stats, Books a la Carte Edition (5th 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