P-hackingとは 意味・読み方・使い方

語源

Blend of p-value +‎ hacking, from "p" for probability. Coined by researchers Uri Simonsohn, Leif D. Nelson, and Joseph P. Simmons, in 2014.

名詞

p-hacking (uncountable)

1. (sciences, statistics) The practice of reanalysis of data until a desired result is obtained which is statistically significant

   Synonyms: data dredging, data snooping

   • [2016, Ronald L. Wasserstein, Nicole A. Lazar, “The ASA Statement on p-Values: Context, Process, and Purpose”, in The American Statistician, volume 70, number 2, →DOI:

     Cherry-picking promising findings, also known by such terms as data dredging, significance chasing, significance questing, selective inference, and “p-hacking,” leads to a spurious excess of statistically significant results in the published literature and should be vigorously avoided.]

関連する語

動詞

p-hacking

1. present participle and gerund of p-hack

参照

Further reading

• 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