We discuss these concepts in turn in the following sections. accurate (which refers to validity) is the information obtained?.how consistent or dependable (which refers to reliability), and.Social researchers primarily employ two criteria for evaluating the quality of their measures. Situational errors are ones that occur neither at random nor systematically but occur as a result of particular personal characteristics of the individual(s) or other special circumstances that can influence the measurement process.įatigue, for example, of the respondents or an unusual environmental detraction, may generate a situational error. ![]() Likewise, a defective weighing machine or any other defective measuring device is likely to produce a systematic error in the measuring process.
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