jackknife

See also: jack-knife

English

Noun

jackknife (plural jackknives)

1. 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.

2. (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

• (statistics): leave-one-out

Translations

statistics

See also

• Resampling (statistics) on Wikipedia.Wikipedia

Verb

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

1. Alternative spelling of jack-knife