Transcript 3220Chapter8

Person
Self
administered surveys
administered
Computer
aided or administered
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Face-to-face
types:
◦In-home, mall intercept, in office
advantages:
◦Feedback, rapport, quality control, adaptability
(probe, customize), good response rates
disadvantages:
◦Time consuming, prone to human error, more
expensive, geographic constraints, limited access
to some populations
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
Telephone interview types:
◦ traditional, computer-assisted

advantages:
◦ no geographic constraints, better access to
more affluent people, relatively inexpensive

disadvantages:
◦ usual time limit is 10 minutes, difficult to use
many response alternatives, declining rates of
cooperation, lack of visuals, lack of anonymity
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 Self-administered
types:
◦ Mail surveys
◦ Drop-off questionnaire
◦ Fax surveys

advantages:
◦ complex questions are possible, inexpensive,
reduced demand effects, easy geographic
coverage, relatively inexpensive

disadvantages:
◦ low response rates, more skipped questions,
misunderstandings, mistakes
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 Computer
administered types:
◦ Email survey
◦ Web survey

Advantages
◦ Fast, no data entry, use visuals, less prone to
human (researcher) error, minimize demand
effects, utilize skip patterns, anonymity (web),

Disadvantages
◦ Biased sample, can have high cost, requires
technological competence
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