ENBUS306 Midterm: ENBUS306 Midterm2

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Refers to the extent to which the results of a particular test, or measurement, correspond to those of a previously established measurement for the same construct. The degree to which multiple attempts measure the same concept, are in agreement: eg. Both the questions and answers are structured. All respondents are asked to answer the same questions in the same order. Errors are unwanted because they skew the data and findings. Essentially structured interviews without the interviewer: without the aid of an interviewer they have to be very clear and easy to follow for the respondent. Involves filling out a form which is then returned to the researcher. Advantages over structured interviews: cheaper, quicker, and more convenient to answer, no interviewer effects, social desirability bias seems to be reduced. Online social surveys are becoming more popular. Email surveys: tend to be aimed at smaller, more homogeneous groups, embedded in the email/attachments.