%0 Journal Article %T An¨¢lisis factorial exploratorio: Bases conceptuales y metodol¨®gicas %A Edgardo R. P¨¦rez %A Leonardo Medrano %J Revista Argentina de Ciencias del Comportamiento %D 2010 %I Universidad de C¨®rdoba %X The present work reviews the foundations and principal procedures of exploratory factor analysis conceived as an essential method for the construction, adjustment and validation of psychological tests. The article, first, considers the principal strategic decisions that researcher¡¯s must make during the implementation of this methodology. Additionally, this work presents discussions regarding different conceptual and methodological considerations that exploratory factor analysis presents in each phase of methodology¡¯s application. %K Exploratory Factor Analysis %K Psychological Tests %K Extraction Methods. %U http://www.psyche.unc.edu.ar/racc/index.php/comportamiento/article/view/15/RACC_Vol%202,%20No%202,%2058-66_Medrano(b)