that summarizes your assessment of the nature of cheating by business students at Bayview University. Be sure to include the following questions. 1. Develop 95% confidence intervals for the proportion of all students‚ the proportion of male students‚ and the proportion of female students who were involved in some type of cheating. 2. Conduct a hypothesis test to determine if the proportion of business students at Bayview University who were involved in some type of cheating is less than that of business
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To the dean of Bayview University‚ Peter Dalley: A study was assessed on the current ethical behavior of business students at Bayview. A sample of 90 business students from this year’s graduating class was anonymously given a survey with the following questions: During your time at Bayview‚ did you ever present work copied off the Internet as your own? Yes _________ No _________ During your time at Bayview‚ did you ever copy answers off another student’s exam? Yes _________ No _________
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students admitted that they had cheated when they were studying in school‚ but only 47% of nonbusiness students admitted to cheating when they were students. The same type of debate occurred in the Bayview University as well‚ so the dean decided to run a test to see what the results would look like. In this case‚ 90 students were chosen to answer the quiz which was used to obtain results regarding three types of cheating. The quiz provided 3 simple “yes or no” questions‚ and the rule was that any student
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Facts: A developer called Riverside Bayview Homes (respondent) owned 80 acres of land in Michigan‚ and intended to dredge and fill wetlands that existed on its property‚ in order to build homes. Under the provisions of the Clean Water Act‚ the Army Corps of Engineers (petitioner on behalf of the U.S.) felt that RBH should not be permitted to do so and filed suit in Federal District Court‚ seeking an immediate injunction in order to prevent the continuation of this project. The COE felt that the land
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Ch11 case Golf 1. is mean driving distances of current balls is mean driving distances of new balls is mean driving distances of sampled current balls is mean driving distances of sampled new balls Use the test statistics and normal distribution table to get p-value. If p-value is smaller than‚ then we reject H0‚ which means the mean driving distances of current balls and new balls are different. 2. From the t distribution table we find that p-value is between 0.05 and 0
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Chapter 12 Simple Linear Regression Case Problem 1: Measuring Stock Market Risk a. Selected descriptive statistics follow: Variable N Mean StDev Minimum Median Maximum Microsoft 36 0.00503 0.04537 -0.08201 0.00400 0.08883 Exxon Mobil 36 0.01664 0.05534 -0.11646 0.01279 0.23217 Caterpillar 36 0.03010 0.06860 -0.10060 0.04080 0.21850 Johnson & Johnson 36 0.00530 0.03487 -0.05917 -0.00148 0.10334
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Statement1 3. Hypothesis1 4. P-value1 5. Statistical summary2 6. 95% confidence interval 2 7. Conclusion3 Appendix 14 1. Introduction This report is about the case study of PAR‚ INC. From the following book: Statistics for Business an Economics‚ 8th edition by D.R. Anderson‚ D.J. Sweeney and Th.A. Williams‚ publisher: Dave Shaut. The case is described at page 416‚ chapter 10. 2. Problem statement Par‚ Inc. has produced a new type of golf ball. The company wants to know if this new type of golf
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Case Problem 2 Ethical Behavior of Business students at Bayview University All | Internet | Exam | Collaborated | Cheater | Y | 23 | 16 | 23 | 48 | N | 67 | 74 | 67 | 42 | Total | 90 | 90 | 90 | 90 | Proportion Y | 25.6% | 17.8% | 25.6% | 53% | Proportion N | 74.4% | 82.2% | 74.4% | 47% | | | | | | | | Male | Internet | Exam | Collaborated | Cheater | Y | 16 | 9 | 13 | 27 | N | 31 | 38 | 34 | 20 | Total | 47 | 47 | 47 | 47 | Proportion Y | 34.0% | 19.1% | 27.7%
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Executive Overview‚ Part I The management staff at a hotel located in a popular Caribbean resort area is engaged in planning activities for the next year. Fundamental to any plans made will be the expected occupancy rate of the hotel. The management staff has extracted quarterly occupancy rates for the past 5 years from the hotel records to forecast the occupancy rates for quarters 1‚ 2‚ 3 and 4 of next year. Observing that this is a time series problem‚ we first generated a time series plot of
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| AB103 Statistical & Quantitative Methods Semester 2 of 2009/2010 Problem Context: This case problem is related to a property purchase strategy. The president of Oceanview is deciding whether to bid for a property to build and sell condominiums. However‚ this depends on whether the state can change the zoning of the property to permit construction of condominiums. Here‚ the decision is whether to bid for the property‚ and chance events are firstly‚ whether the bid can be successful
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