Degrees of freedom
Created Jun 12, 2019 (11:59)
by Anurekha VIJAYARAGHAVAN
Definition
Minitab: Indicates the number of independent pieces of information involving the response data needed to calculate the sum of squares.
ISO 3534: Number of terms in a sum minus the number of constraints on the terms of the sum.
6 sigma: Degrees of freedom (df) of a test statistic equals the number of independent observations in a sample minus the number of population parameters that are estimated from the sample observation.
Detection limit
Created Jun 12, 2019 (12:01)
by Anurekha VIJAYARAGHAVAN
Definition
FD V01-000: Plus petite concentration de l'analyte pouvant être détectée, mais non quantifiée, dans les conditions expérimentales décrites de la méthode.
Data
Created Mar 29, 2021 (16:16)
by GUENNOUNI, Nathalie
Definition
IATF 16949: Donnée: série d'observations selon un jeu de conditions qui sont soit des variables (valeur numérique, mesure…) soit des variables discrètes (attributs, ex: bon/mauvais, automatique/manuel).
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