y of some respondents to give consistently high or low ratings (Isaac and Michael, 1991, p. 128).
There are five basic types of surveys survey of records, mailed questionnaire, telephone surveys, group interviews, and individual interviews (Isaac and Michael, 1991, p. 130 132). There are advantages and disadvantages associated with each type of survey.
The trend in survey research is toward the use of the interview type. As indicated in the preceding discussion, the interviewing method of collecting data is a survey type, as opposed to being a completely separate procedure (Isaac and Michael, 1991, pp. 130 132). Further, there are two different approaches group and individual to the conduct of interviews (Emory, 1988, pp. 214 215). Requirements for the conduct of successful interviews include the following:
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