Results 81 to 90 of about 18,838 (126)

PROPUESTA DE UN INDICADOR COMO VARIABLE AUXILIAR EN EL ANÁLISIS COKRIGING PROPUESTA DE UN INDICADOR COMO VARIABLE AUXILIAR EN EL ANÁLISIS COKRIGING

open access: yesRevista Colombiana de Estadística, 2001
It is proposed an indicator that facilitates the estimation of the linear model of coregionalization necessary for the application of the cokriging method. Through a case study, the prediction variances, obtained by kriging and cokriging methods with the
Giraldo H. Ramón
doaj  

Comparison of predicted and observed antigenic impacts of HA1 amino acid substitutions assessed by HI.

open access: yes, 2016
Comparison of predicted and observed antigenic impacts of HA1 amino acid substitutions assessed by HI.
John W. McCauley (263271)   +9 more
core   +1 more source

Análisis de la evolución del comportamiento electoral departamental en los íltimos años: Aplicación de los métodos factoriales al estudio de series temporales cortas

open access: yesRevista Colombiana de Estadística, 1989
Para separar las variaciones ligadas con el tiempo de aquellas que no lo son y presentar la estructura de los datos conforme a tal separación, las series de tiempo multidimensionales cortas pueden ser analizadas con las técnicas de análisis de ...
Pacheco O. Pedro Nel   +1 more
doaj  

A comparison of multilevel ordinal regression models in the analysis of police force ratings

open access: yesCroatian Review of Economic, Business and Social Statistics
In the literature several methods have been developed to model ordinal data while considering their natural ordering. However, this study sought to compare two possible link functions for the multilevel ordinal regression using males’ ratings of the ...
Douglas Andabati Candia   +3 more
doaj   +1 more source

Carbohydrate binding of HA1/B is required for apical to basolateral translocation through Caco-2 cell monolayers.

open access: yes, 2014
(A) Caco-2 cells were grown on Transwell chambers, and treated with 500 nM HA/B (WT) or those harboring carbohydrate-binding-defective mutations (HA/B harboring HA1 N286A mutation, HA1 m; HA/B harboring HA3 R528A mutation, HA3 m; HA/B harboring HA1 N286A
Takuhiro Matsumura (650103)   +4 more
core   +1 more source

TESTING AND MONITORING THE RANDOMNESS OF d DIGIT NUMBER GAME VERIFICACIÓN Y MONITOREO DE LA ALEATORIEDAD DE LOS JUEGOS DE NÚMEROS DE d DÍGITOS

open access: yesRevista Colombiana de Estadística, 2010
This work is centered on testing the randomness of d-digit number game. It is usual that this problem is studied by the χ² test and other tests for independence of successive draws. However, these tests require of large sample sizes.
Gutiérrez-Pulido Humberto   +1 more
doaj  

TWO PERMUTATION TESTS AND THE MANN-WHITNEY TEST: A ROBUSTNESS STUDY UNA EXPLORACIÓN DE ROBUSTEZ DE TRES PRUEBAS: DOS DE PERMUTACIÓN Y LA DE MANN-WHITNEY

open access: yesRevista Colombiana de Estadística, 2007
The robustness of the permutation and the Mann-Whitney U tests was explored and compared through simulation for several violation degrees of the variances equality assumption.
Bautista Fabián, Gómez Emilse
doaj  

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