What are the four major sources of measurement error? Illustrate by example how each of these might affect measurement results in a face-to-face interview situation.
Answer to relevant QuestionsDo you agree or disagree with the following statements? Explain.(a) Validity is more critical to measurement than reliability.(b) Content validity is the most difficult type of validity to determine.(c) A valid measurement ...You have been asked to develop an index of student morale in your department.(a) What constructs or concepts might you employ?(b) Choose several of the major concepts, and specify their dimensions.(c) Select observable ...One of the problems in developing rating scales is the choice of response terms to use. Below are samples of some widely used scaling codes. Do you see any problem with them?a) Yes—Depends—Nob) ...One design problem in the development of survey instruments concerns the sequence of questions. What suggestions would you give to researchers designing their first questionnaire?Why would a researcher use a quota purposive sample?
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