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Técnica de componentes indepedientes: aplicación y análisis de datos de series temporales sobre Puerto Rico
The time series analysis is oriented to the problem of prediction. Perform a univariate analysis is simpler than a multivariate analysis because the univariate analysis is concerned only with the structure of internal ...
Rendimiento de los estudiantes del Recinto Universitario de Mayagüez en su primer curso de matemáticas : una aplicación de análisis multivariado
We obtained data from 6,924 freshmen admitted to the University of Puerto Rico at Mayagüez since 2005 to 2007. For each one of these students we registered information about the following variables: Type of high school ...
Detection and discrimination of high explosives on human hair by Raman scattering
High explosives (HE) represent a high risk to the safety and health of the general population. Therefore, there is an ongoing demand for methods of analysis with limits of detection at trace levels for these hazardous ...