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Last year, 48% of business owners gave a holiday gift to their employees. A survey of business owners conducted this year indicates that 34% planned to provide a holiday gift to their employees. Suppose the survey results are based on a sample of 90 business owners. a. How many business owners in the survey planned to provide a holiday gift to their employees this year? Round your answer to the nearest whole number. 31 b. Suppose the business owners in the sample do as they plan. Conduct a hypothesis test that can be used to determine whether the proportion of business owners providing holigay gifts had decreased from last year. State the hypotheses. Ho : p- Select your answer- 0.48 Select your answer- 0.48 Compute the test statistic and p-value. (to 2 decimals) Z-value p-value (to 4 decimals) c. Using a 0.02 level of significance, would you conclude that the proportion of business owners providing gifts decreased? - Select your answer - v Ho. We- Select your answer- conclude that the proportion of business owners providing gifts has decreased from last year to this уear. What is the smallest level of significance for which you could draw such a conclusion? (to 4 decimals)

Last year, 48% of business owners gave a holiday gift to their employees. A survey of business owners conducted this year indicates that 34% planned to provide a holiday gift to their employees. Suppose the survey results are based on a sample of 90 business owners. a. How many business owners in the survey planned to provide a holiday gift to their employees this year? Round your answer to the nearest whole number. 31 b. Suppose the business owners in the sample do as they plan. Conduct a hypothesis test that can be used to determine whether the proportion of business owners providing holigay gifts had decreased from last year. State the hypotheses. Ho : p- Select your answer- 0.48 Select your answer- 0.48 Compute the test statistic and p-value. (to 2 decimals) Z-value p-value (to 4 decimals) c. Using a 0.02 level of significance, would you conclude that the proportion of business owners providing gifts decreased? - Select your answer - v Ho. We- Select your answer- conclude that the proportion of business owners providing gifts has decreased from last year to this уear. What is the smallest level of significance for which you could draw such a conclusion? (to 4 decimals)

MATLAB: An Introduction with Applications
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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Last year, 48% of business owners gave a holiday gift to their employees. A survey of business owners conducted this year indicates that 34% planned to provide a holiday gift to their employees. Suppose the survey results are based on a sample of 90 business owners. a. How many business owners in the survey planned to provide a holiday gift to their employees this year? Round your answer to the nearest whole number. 31 b. Suppose the business owners in the sample do as they plan. Conduct a hypothesis test that can be used to determine whether the proportion of business owners providing holigay gifts had decreased from last year. State the hypotheses. Ho : p- Select your answer- 0.48 Hp Select your answer- 0.48 Compute the test statistic and p-value. (to 2 decimals) Z-value p-value (to 4 decimals) c. Using a 0.02 level of significance, would you conclude that the proportion of business owners providing gifts decreased? - Select your answer - v Ho. We- Select your answer- conclude that the proportion of business owners providing gifts has decreased from last year to this year. What is the smallest level of significance for which you could draw such a conclusion? (to 4 decimals)
Transcribed Image Text:Last year, 48% of business owners gave a holiday gift to their employees. A survey of business owners conducted this year indicates that 34% planned to provide a holiday gift to their employees. Suppose the survey results are based on a sample of 90 business owners. a. How many business owners in the survey planned to provide a holiday gift to their employees this year? Round your answer to the nearest whole number. 31 b. Suppose the business owners in the sample do as they plan. Conduct a hypothesis test that can be used to determine whether the proportion of business owners providing holigay gifts had decreased from last year. State the hypotheses. Ho : p- Select your answer- 0.48 Hp Select your answer- 0.48 Compute the test statistic and p-value. (to 2 decimals) Z-value p-value (to 4 decimals) c. Using a 0.02 level of significance, would you conclude that the proportion of business owners providing gifts decreased? - Select your answer - v Ho. We- Select your answer- conclude that the proportion of business owners providing gifts has decreased from last year to this year. What is the smallest level of significance for which you could draw such a conclusion? (to 4 decimals)
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