MR#9_Data preparation and analysis

The data preparation process begins after the fieldwork is done.

• True

• False

Which of the following is not a step in the data-preparation process?

• editing

• select a sampling technique

• transcribing

• data cleaning

If possible, standard codes should be used for missing data.

• True

• False

________ involves direct machine reading of the codes and simultaneous transcription.

• CATI or CAPI

• Computerized sensory systems

• Optical scanning

• Mark sense forms

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

• True

• False

The effect of ________ is to increase or decrease the number of cases in the sample that possess certain characteristics.

• weighting

• variable respecification

• scale transformation

• standardization

When doing international research, differences in means, differences in distribution, and differences in variance should be assessed.

• True

• False

Data collection, text coding and categorization, and text-mining and visualization are unique aspects of data preparation in social media.

• True

• False

________ is a multivariate dependence technique with more than one dependent variable.

• Two-group discriminant analysis

• Multiple regression

• Multidimensional scaling

• Multiple discriminant analysis

A questionnaire returned from the field may be unacceptable for several reasons.

• true

• false