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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. …”
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    Tesis
  2. 22

    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. …”
    Get full text
    Tesis
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    Comparison of Gadoterate Meglumine and Gadobutrol in the MRI Diagnosis of Primary Brain Tumors: A Double-Blind Randomized Controlled Intraindividual Crossover Study (the REMIND Stu... by Maravilla, K.R., San Juan, Daniel, Kim, S.J., Elizondo Riojas, Guillermo, Fink, J.R., Escobar, W., Bag, A., Roberts, Donald R., Hao, J., Pitrou, C., Tsiouris, A.J., Herskovits, E., Fiebach, J.B.

    Published 2017
    “…RESULTS: Forall3readers,imagesofmostpatients(>90%)werescoredgoodorexcellentforoveralllesionvisualizationandcharacterizationwitheithercontrastagent;andthenoninferiorityofgadoteratemeglumineversusgadobutrolwasstatisticallydemonstrated.No significant differences were observed between the 2 contrast agents regarding qualitative end points despite quantitative mean lesion percentageenhancementbeinghigherwithgadobutrol(P<.001).Diagnosticconfidencewashigh/excellentforallreadersin>81%ofthe patientswithbothcontrastagents.Similarpercentagesofpatientswithadverseeventsrelatedtothecontrastagentswereobservedwith gadoterate meglumine (7.8%) and gadobutrol (7.3%), mainly injection site pain. …”
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    Article
  19. 39

    Isotopic Evaluation of the Nutritional Contribution of Poultry By-product Meal and Fish Meal to the Growth of Pacific White Shrimp, Litopenaeus vannamei by Gamboa Delgado, Julián, Castañeda Solís, Juan de Dios, Nieto López, Martha Guadalupe, Villarreal Cavazos, David Alonso, Cruz Suárez, Lucía Elizabeth

    Published 2014
    “…Mixed diets were formulated to replace 0, 35, 50, 65, 80, 95 and 100 % of FM with PBM, on a dietary nitrogen basis. At the end of the experiment, there were no significant differences in survival among dietary treatments (89±5 %); however, significant differences in final wet weights were observed. …”
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    Article
  20. 40

    La construcción de la Biblioteca Universitaria "Raúl Rangel Frías" by Escalona Ontiveros, Erika

    Published 2022
    “…En este tiempo el espacio la divulgación de la ciencia, cultura y humanidades ha logrado las cifras significativas de 17 millones 569 mil 996 usuarios presenciales y 79 millones virtuales, para concretar lo que en un inicio se pensó: "una biblioteca a la altura de lo que merece Nuevo León y de lo que merece nuestra Universidad"&nbsp;…”
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    Article

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