Six Sigma

(redirected from Seven sigma)
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Related to Seven sigma: Six Sigma, 6 Sigma

Six Sigma

n
trademark a business management strategy that uses statistical methods to identify defects and improve performance
References in periodicals archive ?
At the time of the CERN announcement, both Higgs detectors independently achieved the five-sigma level; the statistical strength has only increased since, with both detectors now between six and seven sigma.