p-hacking

English

Alternative forms

P-hacking

Etymology

In reference to the p-value. Coined by researchers at the University of Pennsylvania, led by J.P. Simmons.[1]

Noun

p-hacking (uncountable)

The practice of reanalysis of data until a desired result is obtained which is statistically significant [2]

References

2014; Thomas Insel; "Director’s Blog: P-Hacking", U.S. National Institute of Mental Health, 14 November 2014
2011; JP Simmons, LD Nelson, U Simonsohn; "False-positive psychology: undisclosed flexibility in data collection and analysis allows presenting anything as significant", Psychological Science; 22 November 2011; DOI: 10.1177/095679761141763; PubMed: 22006061;

Further reading

Journal of Open Psychology Data, Searching for: 'p-hacking', Search Results
2015; ML Head, L Holman, R Lanfear, AT Kahn, MD Jennions; "The Extent and Consequences of P-Hacking in Science", PLoS Biology, 23 March 2015; DOI: 10.1371/journal.pbio.1002106

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