Exam 14: Data Preparation

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The initial step in questionnaire checking involves a check of all questionnaires for completeness and interviewing quality.

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Data derived from a nominal or ordinal scale are .

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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- preparation process might any out- of- range data be caught?

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A code in which the number of records for each respondent are the same, and the same data appear in the same columns for all respondents, is a _.

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An important variable respecification procedure involves the use of dummy variables.

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Discuss the procedures for coding unstructured or open- ended questions.

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The step of the data- preparation process consists of screening questionnaires to identify illegible, incomplete, inconsistent, or ambiguous responses.

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Within- country analysis is also referred to as intercultural analysis.

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You would use weighting under which circumstance?

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The major technique for examining variable interdependence is factor analysis.

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All extreme values result from errors and point to problems with the data.

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Consider the example of a respondent who indicates an extremely favorable attitude toward spectator sports on all of the positively worded statements in a survey and an extremely negative attitude on statements that were reversed. Decisions whether such respondents should be discarded, that is, not included in the analysis, can raise ethical concerns. A good rule of thumb is to make such decisions during the data- preparation phase before conducting the analysis.

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When using univariate techniques, the number of samples is is determinded based on how the data are treated for the purpose of analysis, not on how the data were collected.

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

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If in conducting a study to determine what modifications should be made on an existing product the researcher assigns weights of 4.0 to heavy users, 3.0 to medium users, 2.0 to light users, and 1.0 to nonusers. Which group's opinion has greater importance?

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The objective of pancultural analysis is to assess the comparability of findings from one country to another.

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Which treatment of unsatisfactory responses is particularly attractive for business and industrial marketing surveys where the sample sizes are small and the respondents are easily identifiable?

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List the procedures for statistically adjusting data and briefly discuss the uses for each.

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In interdependence techniques, the variables are classified as dependent or independent.

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Discuss the pros and cons of the various options for the treatment of missing responses.

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