Trabalho de Conclusão de Curso de Especialização
Análise multivariada: da teoria à prática
Fecha
2005-10-11Autor
Vicini, Lorena
Institución
Resumen
Much of the information broadcast by the means of communication nonbdays comes
from statistical researches. Inflation index, employment and unemployment, rates
published and analyzed by the media, are examples of daily statistical applications.
Statistical concepts have exert ed deep influences in most branches of human being
knowledge. Statistical methods have been used to refine agricultural products, to
develop special equipment, to traffic control, to forecast epidemic, outbreaks as well
as to get better management processes, in the governmental area as much as in
private negotiations. The growing employment of statistical techniques, mainly
multivariate techniques, have become as necessary as the complexity of problems
that have arisen in our daily life. In practice, multivariate analysis can be employed in
many branches of science, like medicine, psychology, animal science, biological
science and others. Due to this importance, the main purpose of this research was to
develop a theoretical practical study about cluster analysis, principal component
analysis and factorial analysis. Jointly with these, operational procedures were
shown in order to apply these techniques with and without computers. Statistics
software was used to explain the procedures step by step. The discussion and
procedures presented in this study will be useful to give support to researchers who
use these techniques in their area of knowledge helping them with better formulation
and solutions for the application.
Ítems relacionados
Mostrando ítems relacionados por Título, autor o materia.