Exam 14: Data Preparation

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Which of the following is an option available for the treatment of missing values?

(Multiple Choice)
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All extreme values result from errors and point to problems with the data.

(True/False)
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The effect of ________ is to increase or decrease the number of cases in the sample that possess certain characteristics.

(Multiple Choice)
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Univariate techniques can be classified as dependence techniques or interdependence techniques.

(True/False)
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You would use variable respecification under which circumstance?

(Multiple Choice)
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You would use scale transformation under which circumstance?

(Multiple Choice)
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For data collected in social media,the human coder then develops a coding and categorization scheme and assists in the computer categorization of text until coding results are satisfactory.

(True/False)
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Explain the difference between univariate and multivariate techniques.

(Essay)
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When conducting international marketing research,enough data must be obtained from each individual to allow analysis at the individual level.

(True/False)
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If the data have been collected via ________,transcribing data is unnecessary because the data are entered directly into the computer.

(Multiple Choice)
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Which statement is true concerning ethical issues concerned with data preparation?

(Multiple Choice)
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SPSS Data Entry allows you to verify that respondents have answered completely by setting rules.These rules can be used on existing datasets to validate and check the data only of questionnaires that were constructed in Data Entry.

(True/False)
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________ involves direct machine reading of the codes and simultaneous transcription.

(Multiple Choice)
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Dummy variables are used to respecify categorical variables.

(True/False)
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Respondents have been asked to express their degree of agreement with a series of lifestyle statements on a 1-to-5 scale,assuming that 9 has been designated for missing values,data values of 0,6,7,and 8 are out of range.Where in the data cleaning process might any out-of-range data be caught?

(Multiple Choice)
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The major multivariate technique for examining ________,is factor analysis.

(Multiple Choice)
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The following codes should be included for each respondent: project code,interviewer code,date and time codes,category codes,and validation code.

(True/False)
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Nonmetric data are measured on an interval or ratio scale.

(True/False)
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The selection of data transcription method is guided by the type of interviewing method used and the availability of equipment.

(True/False)
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Statistical techniques can be classified as univariate or multivariate.

(True/False)
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