(a)
To explain:
The population of in that individual the parameter
(a)
Answer to Problem 19.12AYK
Explanation of Solution
Given:
Concept used:
Formula
Significance level
Calculation:
Specific value of proportion
Parameter
The best point of estimate of
The proportion of individual in the sample try to avoid drinking soda is
(b)
To explain:The null and alternative hypothesis corresponding to Gallup’s title of the given sample.
(b)
Answer to Problem 19.12AYK
Explanation of Solution
Given:
Concept used:
Formula
Significance level
Calculation:
Null hypothesis
Alternative hypothesis
Null hypothesis
Alternative hypothesis
Alternative hypothesis to be one sided.
Here, only values greater than
That is only one direction areto be tested.
(c)
To explain:
The test statistic and
(c)
Answer to Problem 19.12AYK
Explanation of Solution
Given:
Concept used:
Formula
Significance level
Calculation:
Specific value of proportion
Parameter
The best point of estimate of
Test statistic
The value of
A
So, the null hypothesis are rejected.
Want to see more full solutions like this?
Chapter 19 Solutions
ACHIEVE F/PRACT OF STAT IN LIFE-ACCESS
- 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