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Date Created: 11/12/15
RES351 Final Exam Answers Study Guide 1 What do we call the process of stating the basic dilemma and then developing other questions by progressively breaking down the original question into more speci c ones Managementresearch guestLJn hierarchy Explanation This is a questions hierarchy that enables research data to become more re ned as speci c as smaller questions are developed 2 Minute Maid is creating its own proprietary methods for performing research In this scenario what hierarchy of business decision makers does Minute Maid operate Top tier Explanation Minute Maid is at the top tier because it is creating its own custom methods of research Lower tiers use past data as a basic frame work for conducting research 3 Northwest Airlines used mathematical models to nd out which customers in the database were responsible for most of its pro ts and which customers were not currently pro table yet showed similar characteristics to the most pro table customers What method did Northwest Airlines utilize in this scenario Data mining Explanation Data mining is the process of extracting data from a database to be used for research purposes 4 What should be the rst question when considering a management dilemma What symptoms cause management concern Explanation De ning the symptoms of the problem will serve as a foundation for future research 5 What is the goal of ethics in research Ensure nobody is harmed Explanation Ethical research should be performed in a way that does not create additional suffering in the world 6 What is it called when research participants are only told part of the truth during a survey Deception Explanation Compromisin g the truth or withholding importing data is considered deception 7 Name a key weakness in the research process Incorrectly de ningthe research question Explanation If the research question is not structured properly it will create feedback throughout the remainder of the process 8 quotWhat do we want to achievequot is what part of the process Control Explanation The control step is designed to set goals for the outcome of the research process 9 Lays brand potato chips control 44 of the market share What is this an example of Descriptive hypothesis Explanation The hypothesis is describing the hypothesis with an exact number thus being considered a descriptive hypothesis 10 Increasing hours ofTV viewing leads to an increase in the sales of snack foods What type of hypothesis is this Correlational hypothesis Explanation It is showing a coincidence between TV and snack food sales which are loosely related topics 11 To be considered as a valid customer a person needs to have a history of shopping at the store at least two times prior to the start of the survey with expenses of more than 20 What is this an example of An pperathal de nition Explanation This statement is setting a rule for which specimens will be valid in the survey 12 James is collecting data on the gender of clients The variables will be either male or female What type of data is this Dichotomous Explanation This is also called Boolean data because it has only two potential values 13 What variable in a survey is expected to be affected by manipulation Dependent variam Explanation A dependent variable needs something to happen that can affect its value 14 Qualitative research aims to A theory and quantitative research B it A Build B Tests 15 Which statement is true regarding quantitative research Results can be generalized Explanation Quantitative data is unique in the act that the results can be used to create general assumptions about a population 16 What is the purpose of a control group in experimentation It serves as a cmparison to assess the manipulaticm Explanation Control groups are commonly used to assess the validity of research and opinion polling 17 Name the rst step when performing an experiment elect relevant variables Explanation Choosing the correct variables will greatly in uence the quality of the results 18 Data that originates from studies conducted by others and created for a purpose different from the purpose of the original study for are called what Secondary Explanation Secondary data comes from third parties and other sources that was not founded by the researching parties 19 What is the main goal of a primary study Test hypotheses Explanation In statistics the goal is almost always centered on testing a hypothesis to be accepted or rejected 20 What type of scale scores objects without making direct comparisons to another object Rating Explanation just think movie ratings They are conducted in a arbitrary way that does not rely on a direct comparison 21 What type of data is produced by simple category scales Nominal Explanation Nominal scales use named categories such as the name of job titles like CEO sales manager comptroller etc 22 What term describes the extent that a measurement tool really measures what we want it to measure Validity Explanation We might use a thermometer to measure temperature but how do we really know that it is providing valid readings 23 What is the term used for the list of elements in a population from which the sample is drawn Sampling frame Explanation A sampling frame sets the general boundaries from which subjects can be selected 24 What do we call the process of verifying the accuracy of data and its conversion from raw data into classi ed forms appropriate for analysis Data preparation Explanation This process will sanitize data to make sure there are not any mistakes that will skew results 25 What is the term used for assigning numbers or other symbols to answers to allow responses to be grouped into a limited number of categories Coding Explanation The symbols provide a speci c code the will improve the ef ciency of the study 26 What do we call the standard error of the estimate is a type of measure Standard deviation Explanation This is a common term in statistics that provides an estimate on the standard error that is expected in the results 27 What is the term for summary descriptors of variables of interest in the population Population parameters 28 The measure of deviation from the mean that cause stretch in the tail of the survey results is called what Skewness Explanation Fla wed data is a common cause of skewness in a survey that will cause spikes in the normal ow of results 29 Select research the question or hypothesis that can be answered using crosstabulations What percentage of men and women prefer Brangl A Qver Brand B Explanation This question allows researcher to use cross tabulations for each parameter to generate results 30 If a difference is not caused only by random sampling uctuations it is characterized by what Statistical signi cance Explanation In other words this factor has the potential to greatly change the results and may need further independent study
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