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83 Cards in this Set
- Front
- Back
Name the 6 Characteristics of Qualitative Data Analysis.
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1) Data is textual/visual (not numerical)
2) Goal is understanding 3) Analyses are on-going and iterative 4) Member checking is used 5) Approach is inductive 6) Need to establish credibility |
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Define Member Checking.
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Asking key people to read the researcher’s report to verify that the analyses are right.
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Define Thick Description.
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An ethnographic research report that related behavior within a culture or subculture.
-Explain consumer behavior better than other methods because it connects behaviors to social contexts. |
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Name the 4 Steps of Data Analysis
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1) Data Collection
2) Data Display 3) Data Reduction 4) Conclusion Drawing |
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What does Data Reduction Involve?
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Involves:
-Categorization and coding of data -Theory development -Iteration and negative case analysis |
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Name 4 Ways of Data Reduction
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-Categorization
-Coding -Comparison -Tabulation |
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Define Categorization.
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Putting parts of transcripts into similar groups based on content.
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Define Code Sheet.
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List of the different themes or categories for a study.
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Define Codes.
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Labels or numbers that are used to track categories in a study.
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Define Comparison.
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Process of developing and refining theory and constructs by analyzing the differences and similarities in passages, themes or participants.
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Define Integration.
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The process of moving from identifying themes and categories to developing a theory.
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Define Recursive.
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Relationship where a variable can both cause and be caused by the same variable.
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Define Selective Coding.
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Building a report around one main category or theme; the other categories will be related to this central category.
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Define Iteration.
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Going over the data many times in order to modify early ideas and to be informed by later analyses.
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Define Memoing.
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Writing down thoughts asap after each interview, etc
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Define Negative Case Analysis.
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Intentionally looking for cases and instances that contradict the ideas and theories that researchers have been developing.
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Define Emic Validity
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Verifies that the key members within a culture agree with the findings of a research report.
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Define Cross-Researcher Reliability
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The degree of similarity in the coding of the same data by different researchers.
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Define Triangulation.
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-Multiple methods of data collection and analysis
-Multiple data sets -Multiple researchers analyzing data -Data collection in multiple time periods -Providing selective breadth in informants |
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Name the 3 Major Parts of Writing a Report
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1) Introduction
-Objectives -Questions -Description of methods 2) Analysis of data/findings -Literature review/secondary data -Findings displayed in tables or charts -Interpretation and summary of findings 3) Conclusion/Recommendations |
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Name the 4 Steps in the Data Preparation Process.
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1) Data Validation
2) Editing and Coding 3) Data Entry 4) Data Tabulation |
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Define Data Validation.
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Process of determining whether a survey’s interviews or observations were done right and are free of fraud/bias.
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Define Curbstoning.
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Cheating or falsification in the data collection process.
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Name the 5 Primary Areas Where Validation is a Concern.
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1) Fraud
2) Screening 3) Procedure 4) Completeness 5) Courtesy |
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Name 5 Factors that Aid in Error Detection.
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1) Validation
2) Editing and Coding 3) Data Entry 4) Data Tabulation 5) Data Analysis |
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Define Editing.
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Checking raw data for mistakes made by the interviewer or respondent.
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Name the 4 Steps Involved with Developing Response Codes.
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1) Generate list of potential responses and assign values.
2) Consolidate responses 3) Assign numerical value as a code 4) Assign a coded value to each response |
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Define Data Entry.
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Input of the coded data into software that will let the researcher transform the raw data into useful information.
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Name 3 Methods of Error Detection
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1) Software “error edit routines”
-Identify the wrong type of data 2) Scan the actual data that was entered 3) Produce a data/column list procedure for the entered data |
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Define One-Way Tabulation.
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Categorization of a single variable in a study.
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How is One-Way Tabulation Used?
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Used to calculate summary statistics on questions: Averages, Standard Deviations, Percentages.
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How is One-Way Tabulation Shown?
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Show OWT by constructing a One-Way Frequency table.
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Define Cross-Tabulation.
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Categorization of respondents by 2+ variables in the study.
-Categorizing the number of respondents who have answered 2+ questions in a row. |
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What is the Purpose of Cross-Tabulation?
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Determine if certain variables differ when compared among various subgroups of the total sample.
(main form of data analysis in research projects) |
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Define Measures of Central Tendency.
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Mean, median and mode all describe the center of the distribution of a set of values.
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Define Mean.
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Arithmetic average. All values are added up / # of valid responses.
→Used for interval or ratio data. |
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Define Mode.
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Most frequently occurring value in a distribution of values.
→Used for nominal data. |
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Define Median.
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Middle value of a ordered set of values.
→Used for ordinal data |
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Define Measures of Dispersions.
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Describes how close values fall to the mean or other measures of central tendency.
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Name 2 Measures of Dispersion.
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1) Range
2) Standard Deviation |
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Define Range.
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Distance between the smallest and largest value in a set.
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Define Standard Deviation.
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The average distance of the distribution values from the mean.
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Define Variance.
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The standard deviation squared.
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List 3 Things to Consider When Selecting a Stat Technique.
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1) # of variables
2) Scale of measurement 3) Parametric v. non-parametric stats |
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Name 2 Univariate Tests of Significance.
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1) Z-Test
2) T-Test →Appropriate for interval or ratio data. |
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What do Bivariate Statistical Tests do?
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Compare characteristics of 2 groups or 2 variables
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Define Chi-Square Analysis.
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Test for stat significance between the FDs of 2+ variables in a cross-tabulation table to determine if there is any association between the variables.
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Define Independent Samples.
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2 or more groups of responses that are tested as though they may come from different populations.
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Define Related Samples.
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2 or more groups of responses that came from the sample population.
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What is the T-Test Used For?
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Tells the difference between two means.
Used when the sample size is less than 30 and the SD is unknown. |
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Define Analysis of Variance (ANOVA).
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Determines if 3+ means are statistically different from each other.
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Define F-Test.
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The test used to statistically evaluate the differences between the group means in ANOVA
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When should N-Way ANOVA be used?
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-Multiple independent variables
-Experimental designs with groups of multiple variables |
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Define Perceptual Mapping.
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Process that is used develop maps showing the perceptions of respondents. The map visually represents respondent perceptions in 2 dimensions.
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Name 4 Ways to Describe the Relationship Between Variables
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1) Presence
2) Direction 3) Strength of Association 4) Type |
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Define Linear Relationship.
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Association between 2 variables where the relationship remains the same over the range of both variables.
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Define Curvilinear Relationship.
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Association between 2 variables where the strength and/or direction of their relationship changes over the range of both variables.
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Define Covariation.
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Amount of change in one variable that is consistently related to the change in another variable.
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Explain What a Scatter Diagram Does.
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Graphically shows the relative position of 2 variables using a horizontal and a vertical axis to represent the variable values.
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Define Correlation Analysis/ Pearson Correlation Coefficient.
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Measure of the strength of a linear relationship between 2 variables.
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Explain Coefficient of Determination (r2).
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A number measuring the proportion of variation in one variable accounted for by another.
-Think of r2 as a percentage and varies from 0.0 to 1.00 |
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Define Spearman Rank Order Correlation Coefficient.
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Statistical measure of the linear association between 2 variables. Both have been measured using ordinal (rank order) scales.
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Define Regression Analysis.
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Getting more detailed answers (predictions) than can be provided by the correlation coefficient.
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Define Bivariate Regression Analysis.
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Analyzing the linear relationship between 2 variables by estimating coefficients for an equation for a straight line.
Variable (A) is designated as a dependent variable, and Variable (B) as an independent variable. |
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Define Least Squares Procedure.
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Regression that determines the line of best fit by minimizing the distances between all the points on the line.
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Define Unexplained Variance.
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The amount of variation in the dependent construct that cannot be accounted for by the combination of independent variables
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Define Regression Coefficient.
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Indicated the importance of an independent variable in predicting a dependent variable. Large Coeffs are good, small coeffs are weak.
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Define Ordinary Least Squares.
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Estimating regression equation coefficients which produce the lowest sum of squared differences between the actual and predicted values of the dependent variable
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Define Multiple Regression Analysis.
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Analyzing the linear relationships between a dependent variable and multiple independent variables by estimating coefficients for the equation for a straight line.
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Define Beta Coefficient.
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Estimated regression coefficient that has been recalculated to have a mean of 0 and a standard deviation of 1.
This lets the independent variables with different units of measurement to be directly compared to the dependent variable. |
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Define Multicollinearity.
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A situation in which several independent variables are highly correlated with each other. This characteristic can result in difficulty in estimating separate or independent regression coefficients for the correlated variables.
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Objectives of Marketing Research Reports
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-Communicate findings of project
-Provide interpretations of findings -Illustrate credibility of the research project -Serve as a future reference document for future decisions |
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Major Topics to Include in Your Report
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-Research objectives
-Research questions -Literature review -Research methods -Findings -Interpretation and summary -Conclusion and recommendations |
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Name 3 Ways to Enhance Credibility
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1) Accuracy
2) Believable 3) Professionally organized |
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Format for Marketing Research Reports
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1) Title page
2) Table of contents 3) Executive summary -Research objectives -Statement of method -Key findings -Conclusion/ recommendations 4) Introduction 5) Research methods and procedures -Research design used -Types of secondary data -Data collection procedures -Sampling and sampling processes 6) Data analysis and findings 7) Conclusions and recommendations 8) Limitations 9) Appendices |
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Define Appendix.
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A section at the end of the final research report used to house complex, detailed, or technical information.
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Define Believability.
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Achieved by building a final report that is based on clear, logical thinking, precise expression, and accurate presentation.
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Define Credibility.
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Achieved by developing a final report that is accurate, believable, and professionally organized.
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Define Executive Summary.
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The part of the final research report that illustrates the major points of the report in a manner complete enough to provide a true representation of the entire document.
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Define Introduction.
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Contains background information that is necessary to understand the report.
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Define Limitations.
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A section of the final research report where all extra events that have certain restrictions on the report are fully communicated.
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Define Methods and Procedures.
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Communicates how the research was conducted.
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Name 5 Common Problems in Preparing Reports.
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1) Lack of data interpretation
2) Unnecessary use of multivariate statistics 3) Emphasis on packaging instead of quality 4) Lack of relevance 5) Placing too much emphasis on a few statistics |