Statistics for Business & Economics, Revised (MindTap Course List)
12th Edition
ISBN: 9781285846323
Author: David R. Anderson, Dennis J. Sweeney, Thomas A. Williams, Jeffrey D. Camm, James J. Cochran
Publisher: South-Western College Pub
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Textbook Question
Chapter 12.3, Problem 22E
Mars, Inc. manufactures M&M’s, one of the most popular candy treats in the world. The milk chocolate candies come in a variety of colors including blue, brown, green, orange, red, and yellow. The overall proportions for the colors are .24 blue, .13 brown, .20 green, .16 orange, .13 red, and .14 yellow. in a sampling study, several bags of M&M milk chocolates were opened and the following color counts were obtained.
| Blue | Brown | Green | Orange | Red | Yellow |
| 105 | 72 | 89 | 84 | 70 | 80 |
Use a .05 level of significance and the sample data to test the hypothesis that the overall proportions for the colors are as stated above. What is your conclusion?
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Chapter 12 Solutions
Statistics for Business & Economics, Revised (MindTap Course List)
Ch. 12.1 - use the sample data below to test the hypotheses...Ch. 12.1 - reconsider the observed frequencies in exercise 1...Ch. 12.1 - The sample data below represent the number of late...Ch. 12.1 - Benson Manufacturing is considering ordering...Ch. 12.1 - Kate Sanders, a researcher in the department of...Ch. 12.1 - A tax preparation firm is interested in comparing...Ch. 12.1 - Social networking is becoming more and more...Ch. 12.1 - A manufacturer is considering purchasing parts...Ch. 12.2 - The following table contains observed frequencies...Ch. 12.2 - The following table contains observed frequencies...
Ch. 12.2 - A Bloomberg Businessweek subscriber study asked,...Ch. 12.2 - A Deloitte employment survey asked a sample of...Ch. 12.2 - health insurance benefits vary by the size of the...Ch. 12.2 - A vehicle quality survey asked new owners a...Ch. 12.2 - The Wall Street Journal Corporate Perceptions...Ch. 12.2 - As the price of oil rises, there is increased...Ch. 12.2 - The national Sleep Foundation used a survey to...Ch. 12.2 - Prob. 18ECh. 12.3 - Test the following hypotheses by using the 2...Ch. 12.3 - The following data are believed to have come from...Ch. 12.3 - During the first 13 weeks of the television...Ch. 12.3 - Mars, Inc. manufactures MMs, one of the most...Ch. 12.3 - The wall street Journals Shareholder Scoreboard...Ch. 12.3 - The national highway Traffic Safety administration...Ch. 12.3 - use = .01 and conduct a goodness of fit test to...Ch. 12.3 - The weekly demand for a product is believed to be...Ch. 12 - In a quality control test of parts manufactured at...Ch. 12 - Phoenix Marketing international identified...Ch. 12 - Samples taken in three cities, Anchorage, Atlanta,...Ch. 12 - A Pew Research Center survey asked respondents if...Ch. 12 - Bara Research Group conducted a survey about...Ch. 12 - An ambulance service responds to emergency calls...Ch. 12 - Based on sales over a six-month period, the five...Ch. 12 - A random sample of final examination grades for a...Ch. 12 - A salesperson makes four calls per day. A sample...Ch. 12 - In a study conducted by Zogby International for...
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