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Qualitative Research: A Guide to Design and Implementation, 4th Edition by Elizabeth J. Tisdell, Sharan B. Merriam

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Chapter NineDealing with Validity, Reliability, and Ethics

All research is concerned with producing valid and reliable knowledge in an ethical manner. Being able to trust research results is especially important to professionals in applied fields because practitioners intervene in people's lives. No classroom teacher, for example, will want to experiment with a new way of teaching reading, nor will a counselor want to implement a new technique to engage with a bereaved family without some confidence in its probable success. But how can you know when research results are trustworthy? They are trustworthy to the extent that there has been some rigor in carrying out the study. Because qualitative research is based on assumptions about reality ...

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