Questionable Research Practices or Questionable Reporting Practices (QRPs)

Definition: A range of activities that intentionally or unintentionally distort data in favour of a researcher’s own hypotheses - or omissions in reporting such practices - including; selective inclusion of data, hypothesising after the results are known (HARKing), and p-hacking. Popularized by John et al. (2012).

Related terms: Creative use of outliers, Fabrication, File-drawer, <a href='/glossary/garden-of-forking-paths/'>Garden of forking paths</a>, <a href='/glossary/harking/'>HARKing</a>, Nonpublication of data, <a href='/glossary/p-hacking/'>P-hacking</a>, P-value fishing, Partial publication of data, Post-hoc storytelling, <a href='/glossary/preregistration/'>Preregistration</a>, Questionable Measurement Practices (QMP), <a href='/glossary/researcher-degrees-of-freedom/'>Researcher degrees of freedom</a>, <a href='/glossary/reverse-p-hacking/'>Reverse p-hacking</a>, <a href='/glossary/salami-slicing/'>Salami slicing</a>

References: Banks et al. (2016), Fiedler and Schwartz (2016), Hardwicke et al. (2014), John et al. (2012), Neuroskeptic (2012), Sijtsma (2016), & Simonsohn et al. (2011)

Drafted and Reviewed by: Mahmoud Elsherif, Tamara Kalandadze, William Ngiam, Sam Parsons, Mariella Paul, Eike Mark Rinke, Timo Roettger, Flávio Azevedo

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