Exam 10: Data Collection and Preparation

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________ represent values of a variable that are unknown,either because respondents provided ambiguous answers or their answers were not properly recorded.

(Multiple Choice)
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Field workers are generally paid an hourly rate or on a per-interview basis.

(True/False)
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According to the text,the symbols used in the assignment of codes to each possible response to each question is usually a number.

(True/False)
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In a short essay,describe the process of editing in the data preparation process and discuss the four types of errors a researcher is attempting to minimize in this procedure.

(Essay)
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According to the text,a survey discloses that 31 percent of the respondents preferred the client's brand,while 30.8 percent preferred the closest competing brand.In such a case,it is announced that the client's brand is the dominant brand.Such a situation would be ________.

(Multiple Choice)
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Respondents with unsatisfactory responses may be simply discarded when the proportion of unsatisfactory respondents is ________.

(Multiple Choice)
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List and discuss the major areas of the fieldwork/data collection process

(Essay)
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A review of the questionnaires with the objective of increasing accuracy and precision is called ________.

(Multiple Choice)
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A book containing coding instructions and the necessary information about variables in the data set is called a(n)________.

(Multiple Choice)
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A motivational technique used when asking survey questions to induce the respondents to enlarge on,clarify,or explain their answers and to help the respondents focus on the specific content of the interview is called ________.

(Multiple Choice)
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To the extent possible,interviewers should be selected ________ since this increases the probability of a successful interview.

(Multiple Choice)
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The first step in the fieldwork process is the ________.

(Multiple Choice)
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To the extent possible,interviewers should be selected to emphasize a higher income class than respondents,since this increases the probability of a successful interview.

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

(True/False)
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In a short essay,discuss the process of validating fieldwork.

(Essay)
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A part of the data cleaning process that identifies data that are out of range or logically inconsistent,or that have extreme values,is called consistency checks.

(True/False)
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Data preparation should only begin once all batches of questionnaires are received from the field.In this way,processing uniformity is boosted.

(True/False)
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Treatment of missing responses poses problems,particularly if the proportion of missing responses is ________.

(Multiple Choice)
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If there are too few respondents in the lowest income category,this category may be combined or merged with the next lowest category.This is known as ________.

(Multiple Choice)
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All fieldwork involves the selection,training,and supervision of persons who collect data.

(True/False)
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