jackknife

See also: jack-knife

English edit

Noun edit

jackknife (plural jackknives)

Alternative spelling of jack-knife
- 1887, Julian Hawthorne, A Tragic Mystery: From the Diary of Inspector Byrnes, page 25:
  […] near it is a cluster of weapons of villanous aspect, comprising every thing from a Malayan creese to a sailor's jackknife or a Smith & Wesson revolver.
(statistics) A resampling method that applies estimators to all subsamples that each omit a single different group (possibly of a single datapoint) of the original sample to provide a sample distribution of the estimate.

Synonyms edit

(statistics): leave-one-out

Translations edit

statistics

Verb edit

jackknife (third-person singular simple present jackknifes, present participle jackknifing, simple past and past participle jackknifed)

Alternative spelling of jack-knife