Search Results - ( contactors OR (( (factor OR also) OR ( (case OR base) OR autor )) OR fautories ))*

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    Hypothesis test for changes in variance using a statistic based in P-values in a time series of normal independent observations. by Armendáriz Hernández, Samuel Uriel

    Published 2015
    “…The present work proposes a Hypothesis Test to detect a shift in the variance of a series of independent normal observations using a statistic based on the p-values of the F distribution. Since the probability distribution function of this statistic is intractable, critical values were we estimated numerically through extensive simulation. …”
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    Tesis
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    Factores que influyen en la generación de productos obsoletos en los inventarios de las empresas mexicanas (Factors that influence the generation of obsolete products in inventories of Mexican companies) by Treviño, Francisco, Blanco Jiménez, Mónica, Barragán Codina, José Nicolás

    Published 2009
    “…The obsolescence of inventories is an actual issue, therefore we propose according to scientific objectives prediction and control (Abramson 1983), an inventory obsolescence construct OI (Chaneski 2000, Aichmayr 2002, Masters 1991) to define the factors that make a product obsolete in the inventories of the companies. …”
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    Article
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    Factor reumatoide como biomarcador en saliva de pacientes con síndrome de Sjögren y severidad de la enfermedad periodontal. by Triana Reyes, Silvia Arely

    Published 2016
    “…Objetivo: Determinar si existe relación entre las cifras elevadas del complejo de inmunoglobulina IgG-IgM (factor reumatoide) en saliva de pacientes de síndrome de Sjögren secundario y la severidad de la enfermedad periodontal. …”
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    Tesis
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