1.Previous
3.Next

sufficient to "support" the working hypothesis. Formal operationalization would specify the kinds of evidence needed to support the hypothesis as well as evidence which would "fail" to support it. Robert Yin recommends developing a case study protocol as a way to specify the kinds of evidence needed during the data collection phases. He identifies six sources of evidence: documentation; archival records; interviews; direct observations; participant observation and

1.Previous
3.Next