Exam 15: Understanding Regression Analysis Basics
Exam 1: Introduction to Marketing Research100 Questions
Exam 2: The Marketing Research Industry100 Questions
Exam 3: The Marketing Research Process & Defining the Problem and Research Objectives100 Questions
Exam 4: Research Design100 Questions
Exam 5: Secondary Data & Packaged Information100 Questions
Exam 6: Utilizing Exploratory and Qualitative Research Techniques100 Questions
Exam 7: Evaluating Survey Data Collection Methods101 Questions
Exam 8: Understanding Measurement, Developing Questions, and Designing the Questionnaire99 Questions
Exam 9: Selecting the Sample100 Questions
Exam 10: Determining the Size of a Sample100 Questions
Exam 11: Dealing with Fieldwork and Data Quality100 Questions
Exam 12: Using Basic Descriptive Analysis Performing Population Estimates and Testing Hypotheses100 Questions
Exam 12: Using Basic Descriptive Analysis, Performing Population Estimates, and Testing Hypotheses100 Questions
Exam 14: Making Use of Associations Tests100 Questions
Exam 15: Understanding Regression Analysis Basics100 Questions
Exam 16: Writing the Research Report100 Questions
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There is a direct cause-and-effect relationship or true dependence between the dependent and independent variables in regression analysis.
(True/False)
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A general conceptual model identifies independent and dependent variables and shows their expected basic relationships to one another.
(True/False)
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Regression is ________ to correlation by the underlying straight-line relationship.
(Multiple Choice)
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What does a researcher do with the mixed significance results he or she may have found in a multiple regression analysis?
(Multiple Choice)
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What is a way of guaranteeing that the straight line that runs through the points on the scatter diagram is positioned so as to minimize the vertical distances away from the line of the various points?
(Multiple Choice)
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What is the underlying general conceptual model in multiple regression analysis? Why are the roles of the market researcher and the marketing manager important in this conceptual model?
(Essay)
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What is stepwise multiple regression? When is it useful for a researcher to use this method?
(Essay)
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The objective of a screening mechanism is to identify the relevant or meaningful variables as they relate to some dependent variable of interest.
(True/False)
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A marketing researcher may be faced with a large number and variety of prospective independent variables in a general conceptual model,and may use ________ as a way of spotting the salient independent variables for the dependent variable at hand.
(Multiple Choice)
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To compute a(intercept)and b(slope),you must work with a number of ________ of the various levels of the dependent variable paired with different levels of the independent variable.
(Multiple Choice)
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What do researchers do with mixed significance results that they might find in multiple regression analysis? Describe the process to address this issue.
(Essay)
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With multiple regression,it is not necessary to look at the significance level of each calculated beta.
(True/False)
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Stepwise regression is useful if a researcher has many independent variables and wants to narrow the set down to a smaller number of statistically significant variables.
(True/False)
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What is the basic concept behind bivariate regression? Describe the basic relationship of dependent and independent variables.
(Essay)
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Generally,during the trimming process,successive iterations sometimes cause the multiple R to change somewhat.However,it is not advisable to scrutinize this value after each run since the software automatically performs this action.
(True/False)
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It is possible to inspect the strength of the linear relationship between the independent variables and the dependent variable with multiple regression.
(True/False)
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What is the predictive analysis technique in which one or more variables are used to predict the level of another by use of the straight-line formula?
(Multiple Choice)
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