Appendix B: Instructor’s Manual Assignments (with Solutions) using the Movie Data Accompanying Article Available at http://www.amstat.org/publications/jse/v17n1/mclaren.html Note to Instructors: Our students, like many introductory business statistics students, have access to SPSS and Minitab so in most cases these exercises provide specific instructions for these two packages. We have also included instructions for Excel 2007. While we are cognizant of the issues with using Excel for statistical
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various assumptions. The ANOVA produces an F-statistic, the ratio of the variance calculated among the means to the variance within the samples. If the group means are drawn from populations with the same mean values, the variance between the group means should be lower than the variance of the samples, following the central limit theorem. A higher ratio therefore implies that the samples were drawn from populations with different mean values. Descriptives | | N | Mean | Std. Deviation | Std. Error
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we define the concepts involved? How do we translate these concepts into observable and measurable behaviours? 3. Hypothesis specification - What claim(s) do we want to test? 4. Research design specification - What type of methodology to use? - examples: questionnaire, survey 5. Question specification - What questions to ask? In what order? 6. Scale specification - How will preferences be rated?
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Statistics Chapter 2 Methods for Describing Sets of Data Quantitative data is information about quantities; that is, information that can be measured and written down with numbers. Qualitative data is information about qualities; information that can't actually be measured. A class is one of the categories into which qualitative data can be classified. The class frequency is the number of observations in the data set that fall into a particular class. The class relative frequency is the class
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Master thesis for the attainment of the academic degree of ‘Master of Business Administration in Small and Medium-Sized Enterprise Development’ International SEPT Program, University of Leipzig THE ROLE OF HUMAN RESOURCE MANAGEMENT (HRM) PRACTICES AND SERVICE BEHAVIOUR IN SERVICE QUALITY IN VIETNAM’S TOURIST HOTELS Name of Student: Email of student: Matriculation Number: SEPT ID Number: Mai Hung Manh manhmhvnpt@gmail.com 2182281 VN05-14 First supervisor: Second supervisor: Prof
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In this internal Cliffside Holding Company memo, Mr. Anil Ravaswami, Vice President of Human Resources of writes to Ms. Cynthia Castle, CEO to discuss the proposition of a leadership development program for junior insurance executives. Ms. Forsythe of Cliffside Holdings has proposed the new program and identified the total cost to be “$100,000.00 per year plus approximately the same amount for lost time on the job.” Mr. Ravaswami discusses the reasons he believes Cliffside Holding Company should
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used in the questionnaires as a medium of communication. It should be designed with the research objectives in the foreground all the time. Researchers also get data from secondary data such journals and books. 3.8 Data analysis 3.8.1 Descriptive
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Prediction Many forms of data mining are predictive. For example, a model might predict income based on education and other demographic factors. Predictions have an associated probability (How likely is this prediction to be true?). Prediction probabilities are also known as confidence (How confident can I be of this prediction?). Some forms of predictive data mining generate rules, which are conditions that imply a given outcome. For example, a rule might specify that a person who has a bachelor's
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Linear Regression I would like to know if people who enjoy thrill seeking have tattoos. I believe thrill seeking and tattoos go hand in hand. Most people I know are adventurous, risk takers, and daredevils and all of them have tattoos. I have a strong feeling that the correlation between the two will have a strong positive relationship. X= Tattoos Y= Thrill Seeking The scatter plot shows an extremely rough linear pattern but there is an upward sloping. Line of best fit: y = 0.9148x +25.505
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What is Educational Research? A cyclical process of steps that typically begins with identifying a research problem or issue of study. It then involves reviewing the literature, specifying a purpose for the study, collecting and analyzing data, and forming an interpretation of information. This process culminates in a report, disseminated to audiences, that is evaluated and used in the educational community. (Creswell, 2002) In less comprehensive terms, educational research is an organized approach
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