sigma

/ˈsɪɡmə/

noun 4adj 1name 1

Collocations

VERB + SIGMA

level

The manufacturing team reduced sigma level by implementing stricter quality control measures.

SIGMA + NOUN

certainty, ionians, nobody, optimisation

The team pursued sigma optimization to reduce manufacturing defects and improve product quality.

PREP.

than

The quality control team rejected all products that deviated more than three sigma from the target measurement.

Definitions

noun

The eighteenth letter of the Classical and Modern Greek alphabets (Σ, σ), the twentieth letter of Old and Ancient.

Their names, which are expressive of some bodily or mental excellence, all end with the same letter---the letter which is called San by the Dorians, and Sigma by the Ionians.

The symbol Σ, used to indicate summation of a set or series.

The symbol σ, used to indicate one standard deviation from the mean, particularly in a normal distribution.

2011, Paul Rincon, (bbc.co.uk) LHC: Higgs boson 'may have been glimpsed' None of the spikes seen by the experiments is at much more than the "two sigma" level of certainty. A level of "five sigma" is required to claim a discovery, meaning there is less than a one in a million chance the data spike is down to a statistical fluke.

A sigma male (a self-reliant and assertive male).

adj

Possessing characteristics of a sigma male.

name

A municipality of Capiz, Philippines.

Thesaurus

Synonyms

Antonyms

Idioms & Phrases

Example Bank

Their names, which are expressive of some bodily or mental excellence, all end with the same letter---the letter which is called San by the Dorians, and Sigma by the Ionians.

Wiktionary

2011, Paul Rincon, (bbc.co.uk) LHC: Higgs boson 'may have been glimpsed' None of the spikes seen by the experiments is at much more than the "two sigma" level of certainty. A level of "five sigma" is

Wiktionary

Six Sigma is an optimisation of production method developed by Motorola.

Tatoeba · #11213388

Everybody wants to be a sigma, but nobody wants to be a delta.

Tatoeba · #11406595

Usage Notes

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