Evaluation Design

As mentioned previously, there is no single approach to designing and conducting evaluations. Each is tailored to a specific program's particular context, mandates, and potential uses. “Evaluations should be based on the content, purpose, and outcomes of the program, rather than being driven by data collection methodologies” (Lapan, 2004, p. 239). As such, evaluation research uses multiple sources and methods of data collection and analysis. These may generate both quantitative and qualitative data. In any case, evaluators should design and carry out studies that meet the AEA (2004) principles and standards (see Table 13.1) for ensuring high-quality evaluations.

As compared to case study research, which focuses either on thorough ...

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