EP BUSINESS STATISTICS:FIRST COURSE-ACC
8th Edition
ISBN: 9780135179802
Author: Levine
Publisher: PEARSON CO
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 2, Problem 2.31AC
(a)
To determine
To construct: A side by side bar chart and a doughnut chart of project outcome and category.
(b)
To determine
To conclude: The pattern of successful Kickstarter projects can you reach.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
A Deloitte employment survey asked a sample of human resource executives how their company planned to change its workforce over the next 12 months. A categorical response variable showed three options: the company plans to hire and add to the number of employees, the company plans no change in the number of employees, or the company plans to lay off and reduce the number of employees. Another categorical variable indicated if the company was private or public. Sample data for 180 companies are summarized as follows.
Employment Plan
Company
Private
Public
Add Employees
37
32
No Change
19
34
Lay Off Employees
16
42
1) Conduct a test of independence to determine if the employment plan for the next 12 months is independent of the type of company. State the null and alternative hypotheses.
A) H0: Employment plan is not mutually exclusive from the type of company. Ha: Employment plan is mutually exclusive from the type of company.
B) H0: Employment plan is not independent of…
A Deloitte employment survey asked a sample of human resource executives how their company planned to change its workforce over the next 12 months. A categorical response variable showed three options: The company plans to hire and add to the number of employees, the company plans no change in the number of employees, or the company plans to lay off and reduce the number of employees. another categorical variable indicated if the company was private or public. Sample data for 180 companies are summarized as follows.
Company
Company
Employment Plan
Private
Public
Add Employees
37
32
No Change
19
34
Lay off Employees
16
42
a. Conduct a test of independence to determine if the employment plan for the next 12 months is independent of the type of company. at a .05 level of significance, what is your conclusion?
b. Discuss any differences in the employment plans for private and publiccompanies over the next 12 months.
Organizations such as J.D. Power and Associates use the proportion of owners likely to repurchase a particular automobile as an indication of customer loyalty for the automobile. An automobile with a greater proportion of owners likely to repurchase is concluded to have greater customer loyalty.
A study was conducted to compare the customer loyalty for three automobiles: Chevrolet Impala, Ford Fusion, and Honda Accord. The study contained 500 respondents and the data is summarized in the Microsoft Excel Online file below. Use the spreadsheet to perform the required calculations and hypothesis test.
Chapter 2 Solutions
EP BUSINESS STATISTICS:FIRST COURSE-ACC
Ch. 2 - Prob. 2.1LBCh. 2 - The following data represent the responses to two...Ch. 2 - Prob. 2.3ACCh. 2 - Prob. 2.5ACCh. 2 - Prob. 2.6ACCh. 2 - Prob. 2.7ACCh. 2 - Prob. 2.8ACCh. 2 - Prob. 2.10ACCh. 2 - Prob. 2.11LBCh. 2 - Prob. 2.12LB
Ch. 2 - Prob. 2.14LBCh. 2 - The file UTILITY contains the following data about...Ch. 2 - One operation of a mill to cut pieces of steel...Ch. 2 - Prob. 2.21ACCh. 2 - Prob. 2.23ACCh. 2 - Prob. 2.25ACCh. 2 - Prob. 2.26ACCh. 2 - The following table indicates the percentage of...Ch. 2 - Prob. 2.29ACCh. 2 - Prob. 2.30ACCh. 2 - Prob. 2.31ACCh. 2 - Prob. 2.32ACCh. 2 - Prob. 2.33LBCh. 2 - Prob. 2.34LBCh. 2 - Prob. 2.35ACCh. 2 - The file UTILITY contains the following data about...Ch. 2 - Prob. 2.39ACCh. 2 - Prob. 2.43ACCh. 2 - The data stored in DRINK represents the amount of...Ch. 2 - Prob. 2.48LBCh. 2 - Prob. 2.49LBCh. 2 - Prob. 2.50ACCh. 2 - Data were collected on the typical cost of dining...Ch. 2 - Prob. 2.53ACCh. 2 - Prob. 2.54ACCh. 2 - Prob. 2.55ACCh. 2 - Prob. 2.56ACCh. 2 - Using the sample of retirement funds stored in...Ch. 2 - Prob. 2.59ACCh. 2 - Using the sample of retirement funds stored in...Ch. 2 - Using the sample of retirement funds stored in...Ch. 2 - Prob. 2.62ACCh. 2 - Prob. 2.70ACCh. 2 - Prob. 2.71ACCh. 2 - Prob. 2.72ACCh. 2 - Prob. 2.73ACCh. 2 - Prob. 2.75ACCh. 2 - Prob. 2.76ACCh. 2 - Prob. 2.77CYUCh. 2 - Prob. 2.78CYUCh. 2 - What are the advantages and disadvantages of using...Ch. 2 - Compare and contrast the bar chart for categorical...Ch. 2 - Prob. 2.81CYUCh. 2 - Prob. 2.82CYUCh. 2 - What are the three different ways to break down...Ch. 2 - How can a multidimensional table differ from a...Ch. 2 - Prob. 2.85CYUCh. 2 - Prob. 2.89CRPCh. 2 - The owner of a restaurant that serves...Ch. 2 - Suppose that the owner of the restaurant in...Ch. 2 - Prob. 2.94CRPCh. 2 - One of the major measures of the quality of...Ch. 2 - Prob. 2.103CRPCh. 2 - Prob. 2.104CRPCh. 2 - Prob. 2.105CRPCh. 2 - Prob. 2.109RWE
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.Similar questions
- A Deloitte employment survey asked a sample of human resource executives how their company planned to change its workforce over the next 12 months. A categorical response variable showed three options: The company plans to hire and add to the number of employees, the company plans no change in the number of employees, or the company plans to lay off and reduce the number of employees. Another categorical variable indicated if the company was private or public. Sample data for 171 companies are summarized as follows.arrow_forwardIn the digital age of marketing, special care must be taken to make sure that programmatic ads appearing on websites align with a company's strategy, culture and ethics. For example, in 2017, Nordstrom, Amazon and Whole Foods each faced boycotts form social media users when automated ads for these companies showed up on the Breitbart website (ChiefMarketer.com). It is important for marketing professionals to understand a company's values and culture. The following data are from an experiment designed to investigate the perception of corporate ethical values among individuals specializing in marketing (higher scores indicate higher ethical values). Marketing Managers Marketing Research Advertising 3 6 7 4 6 6 3 5 5 5 5 6 4 6 6 5 5 6 (a) Use α = 0.05 to test for significant differences in perception among the three groups. State the null and alternative hypotheses. H0: μMM = μMR = μAHa: μMM ≠ μMR ≠ μAH0: Not all the population means are equal.Ha: μMM = μMR = μA…arrow_forwardSupermarket Customer Satisfaction. Consumer Reports uses a survey of readers toobtain customer satisfaction ratings for the nation’s largest supermarkets (ConsumerReports, https://www.consumerreports.org/products/grocery-storessupermarkets/ratings-overview/). Each survey respondent is asked to rate a specifiedsupermarket based on a variety of factors such as: quality of products, selection,value, checkout efficiency, service, and store layout. An overall satisfaction scoresummarizes the rating for each respondent with 100 meaning the respondent iscompletely satisfied in terms of all factors. Sample data representative of independentsamples of Publix and Trader Joe’s customers are shown below.a. Formulate the null and alternative hypotheses to test whether there is adifference between the population mean customer satisfaction scores for thetwo retailers.b. Assume that experience with the Consumer Reports satisfaction rating scaleindicates that a population standard deviation of 12 is a…arrow_forward
- In the digital age of marketing, special care must be taken to make sure that programmatic ads appearing on websites align with a company's strategy, culture and ethics. For example, in 2017, Nordstrom, Amazon and Whole Foods each faced boycotts from social media users when automated ads for these companies showed up on the Breitbart website (ChiefMarketer.com). It is important for marketing professionals to understand a company's values and culture. The following data are from an experiment designed to investigate the perception of corporate ethical values among individuals specializing in marketing (higher scores indicate higher ethical values). Marketing Managers Marketing Research Advertising 4 6 5 5 6 6 5 7 5 3 6 4 3 7 5 4 7 5 (a) Use ? = 0.05 to test for significant differences in perception among the three groups. State the null and alternative hypotheses. H0: ?MM = ?MR = ?AHa: Not all the population means are equal. H0: ?MM = ?MR = ?A Ha: ?MM ≠ ?MR ≠ ?A…arrow_forwardIn the digital age of marketing, special care must be taken to make sure that programmatic ads appearing on websites align with a company's strategy, culture and ethics. For example, in 2017, Nordstrom, Amazon and Whole Foods each faced boycotts from social media users when automated ads for these companies showed up on the Breitbart website (ChiefMarketer.com). It is important for marketing professionals to understand a company's values and culture. The following data are from an experiment designed to investigate the perception of corporate ethical values among individuals specializing in marketing (higher scores indicate higher ethical values). Marketing Managers Marketing Research Advertising 5 4 6 6 5 6 6 5 6 4 4 5 5 5 7 4 4 6 At the ? = 0.05 level of significance, we can conclude that there are differences in the perceptions for marketing managers, marketing research specialists, and advertising specialists. Use the procedures in Section 13.3 to…arrow_forwardIn the digital age of marketing, special care must be taken to make sure that programmatic ads appearing on websites align with a company's strategy, culture and ethics. For example, in 2017, Nordstrom, Amazon and Whole Foods each faced boycotts from social media users when automated ads for these companies showed up on the Breitbart website (ChiefMarketer.com). It is important for marketing professionals to understand a company's values and culture. The following data are from an experiment designed to investigate the perception of corporate ethical values among individuals specializing in marketing (higher scores indicate higher ethical values). Marketing Managers Marketing Research 5 6 5 6 4 4 = ○ H₂: HMM HMR = HA H₂: HMM # HMR #HA | Ⓒ H₂³ Hmm = HMR = HA 5 5 5 O H₂: HMM# HMR #HA H₂HMM = HMR = HA 4 Find the value of the test statistic. 7.0 4 OH: Not all the population means are equal. H₂: HMM HMR HA 4 H₂: Not all the population means are equal. (a) Use a = 0.05 to test for…arrow_forward
- In the digital age of marketing, special care must be taken to make sure that programmatic ads appearing on websites align with a company's strategy, culture and ethics. For example, in 2017, Nordstrom, Amazon and Whole Foods each faced boycotts from social media users when automated ads for these companies showed up on the Breitbart website (ChiefMarketer.com). It is important for marketing professionals to understand a company's values and culture. The following data are from an experiment designed to investigate the perception of corporate ethical values among individuals specializing in marketing (higher scores indicate higher ethical values). Marketing Managers Marketing Research Advertising 5 4 6 6 5 6 6 5 6 4 4 5 5 5 7 4 4 6 #1) Use ? = 0.05 to test for significant differences in perception among the three groups.State the null and alternative hypotheses A) H0: Not all the population means are equal.Ha: ?MM = ?MR = ?A B) H0: ?MM = ?MR = ?AHa: ?MM ≠ ?MR ≠…arrow_forwardIn the digital age of marketing, special care must be taken to make sure that programmatic ads appearing on websites align with a company's strategy, culture and ethics. For example, in 2017, Nordstrom, Amazon and Whole Foods each faced boycotts from social media users when automated ads for these companies showed up on the Breitbart website (ChiefMarketer.com). It is important for marketing professionals to understand a company's values and culture. The following data are from an experiment designed to investigate the perception of corporate ethical values among individuals specializing in marketing (higher scores indicate higher ethical values). Marketing Managers Marketing Research Advertising 4 6 6 3 5 6 5 5 6 5 6 5 4 6 7 3 5 6 (a) Use ? = 0.05 to test for significant differences in perception among the three groups. State the null and alternative hypotheses. H0: Not all the population means are equal.Ha: ?MM = ?MR = ?A H0: ?MM ≠ ?MR ≠ ?AHa: ?MM = ?MR =…arrow_forwardIn the digital age of marketing, special care must be taken to make sure that programmatic ads appearing on websites align with a company's strategy, culture and ethics. For example, in 2017, Nordstrom, Amazon and Whole Foods each faced boycotts from social media users when automated ads for these companies showed up on the Breitbart website (ChiefMarketer.com). It is important for marketing professionals to understand a company's values and culture. The following data are from an experiment designed to investigate the perception of corporate ethical values among individuals specializing in marketing (higher scores indicate higher ethical values). Marketing Managers Marketing Research Advertising 4 6 7 3 6 6 3 5 6 4 5 5 5 5 6 5 6 6 Find the value of the test statistic. Find the p-value. (Round your answer to three decimal places.) p-value = (b) At the ? = 0.05 level of significance, we can conclude that there are differences in the perceptions for marketing…arrow_forward
- In the digital age of marketing, special care must be taken to make sure that programmatic ads appearing on websites align with a company's strategy, culture and ethics. For example, in 2017, Nordstrom, Amazon and Whole Foods each faced boycotts from social media users when automated ads for these companies showed up on the Breitbart website (ChiefMarketer.com). It is important for marketing professionals to understand a company's values and culture. The following data are from an experiment designed to investigate the perception of corporate ethical values among individuals specializing in marketing (higher scores indicate higher ethical values). Marketing Managers Marketing Research Advertising 5 7 5 3 6 5 4 7 6 4 6 5 5 6 4 3 7 5 (a) Use ? = 0.05 to test for significant differences in perception among the three groups. State the null and alternative hypotheses. H0: ?MM = ?MR = ?AHa: Not all the population means are equal. H0: At least two of the population…arrow_forwardHow do college professors spend their time? The National Education Association Almanac of Higher Education gives the following average distribution of professional time allocation: teaching, 44%; research, 15%; professional growth, 9%; community service, 11%; service to the college, 11%; and consulting outside the college, 10%. Make a pie chart showing the allocation of professional time for college professors. (choose one of the options)arrow_forwardIn the digital age of marketing, special care must be taken to make sure that programmatic ads appearing on websites align with a company's strategy, culture and ethics. For example, in 2017, Nordstrom, Amazon and Whole Foods ea faced boycotts from social media users when automated ads for these companies showed up on the Breitbart website (ChiefMarketer.com). It is important for marketing professionals to understand a company's values and culture. The following data are from an experiment designed to investigate the perception of corporate ethical values among individuals specializing in marketing (higher scores indicate higher ethical values). Marketing Managers Marketing Research Advertising 3. 6 4 6. 5 7 (a) Use a = 0.05 to test for significant differences in perception among the three groups. State the null and alternative hypotheses. O Ho: At least two of the population means are equal. H : At least two of the population means are different. O Ho: Not all the population means are…arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Glencoe Algebra 1, Student Edition, 9780079039897...AlgebraISBN:9780079039897Author:CarterPublisher:McGraw HillBig Ideas Math A Bridge To Success Algebra 1: Stu...AlgebraISBN:9781680331141Author:HOUGHTON MIFFLIN HARCOURTPublisher:Houghton Mifflin Harcourt
Glencoe Algebra 1, Student Edition, 9780079039897...
Algebra
ISBN:9780079039897
Author:Carter
Publisher:McGraw Hill
Big Ideas Math A Bridge To Success Algebra 1: Stu...
Algebra
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:Houghton Mifflin Harcourt
Probability & Statistics (28 of 62) Basic Definitions and Symbols Summarized; Author: Michel van Biezen;https://www.youtube.com/watch?v=21V9WBJLAL8;License: Standard YouTube License, CC-BY
Introduction to Probability, Basic Overview - Sample Space, & Tree Diagrams; Author: The Organic Chemistry Tutor;https://www.youtube.com/watch?v=SkidyDQuupA;License: Standard YouTube License, CC-BY