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Telephone interviews
People selected to be part of the sample are interviewed on the telephone by a trained interviewer.
Advantages of Telephone interviews
• Lower costs than personal interviews
• Expanded geographic coverage without dramatic increase in costs
• Uses fewer, more highly skilled interviewers
• Reduced interview bias
• Fates completion time
• Better access to hard-to-reach respondents through repeated callbacks
• Can use computerized random digit dialing
• Responses can be entered directly into a computer file to reduce error and cost when using computer assisted telephone interviewing.
Disadvantages of Telephone interviews
• Response rate is lower than for personal interview
• Higher costs if interviewing geographically dispersed sample
• Interview sample must be limited
• Many phone numbers are unlisted or not working, making directory listings unreliable
• Some target groups are not available by phone
• Responses may be less complete
• Illustrations cannot be used.
• Respondents may not be honest with their responses since it is not a face to face situation
Titany answered the question on October 21, 2021 at 13:26
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