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  1. Aug 3, 2011 · Patton (1990, 2002) has provided a comprehensive discussion of purposeful sampling and is frequently cited as an authority on purposeful sampling: The logic and power of purposeful sampling...

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  2. Michael Quinn Patton. SAGE, 2002 - Psychology - 598 pages. The completely revised and updated edition of this methodological classic continues to provide practical, comprehensive and strategic...

  3. This research follows the general approach of theoretical sampling as outlined in Patton (1990), and further clarified in Gentles and Vilches (2017) and Gentles et al. (2015). This method fits...

  4. Feb 18, 2016 · Purposeful sampling techniques for primary research have been well described by Patton (2002, p. 230) who has provided a definition of what purposeful sampling means . “The logic and power of purposeful sampling lie in selecting information-rich cases for study in depth.

  5. Nov 6, 2013 · Purposeful sampling is widely used in qualitative research for the identification and selection of information-rich cases related to the phenomenon of interest. Although there are several different purposeful sampling strategies, criterion sampling appears to be used most commonly in implementation research.

  6. Aug 3, 2011 · In primary research, Patton is frequently cited as an authority on the topic of purposeful sampling. In Patton’s original texts that are referred to in this article, Patton does not make any suggestion of using purposeful sampling for research synthesis.

  7. Oct 26, 2015 · Abstract. Perhaps nothing better captures the difference between quantitative and qualitative methods than the different logics that undergird sampling approaches. Qualitative inquiry typically focuses in depth on relatively small samples, even single cases (n = 1), selected purposefully.