In 2008, 46% of business owners gave a holiday gift to their employees. A 2009 survey of business owners indicated that 35% plan to provide a holiday gift to their employees (Radio, WEZV, Myrtle Beach, South Carolina,) Suppose the survey results are based on a sample of 60 business owners. Part A How many business owners in the survey plan to provide a holiday gift to their employees? Ans. Part B Suppose the business owners in the sample do as they plan. Compute the p-value for a hypothesis test that can be sued to determine if the proportion of business owners providing holiday gifts has decreased from the 2008 level. Part C Using a 0.05 level of significance, would you conclude that the proportion of business owners providing gifts has decreased? What is the smallest level of significance for which you could draw such a conclusion? Ans.

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Question 40
In 2008, 46% of business owners gave a holiday gift to their employees. A 2009 survey of business owners indicated that 35% plan to provide a holiday gift to their employees (Radio, WEZV, Myrtle Beach, South Carolina,) Suppose the survey results are based on a sample of 60 business owners.


Part A
How many business owners in the survey plan to provide a holiday gift to their employees?

Ans.


Part B
Suppose the business owners in the sample do as they plan. Compute the p-value for a hypothesis test that can be sued to determine if the proportion of business owners providing holiday gifts has decreased from the 2008 level.











Part C
Using a 0.05 level of significance, would you conclude that the proportion of business owners providing gifts has decreased? What is the smallest level of significance for which you could draw such a conclusion?


Ans.

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