The sample of the study included the papers of the NSLE examination, which was administered to 605 students trained in the academic years 2005-2006 n=60, 2006-2007 n=72, 2007-2008 n=82, 2008-2009 n=64, 2009-2010 n=90, 2010-2011 n=105, and 2011-2012 n=132.
La muestra del estudio abarcó las pruebas del examen NSLE, realizadas por 605 alumnos durante los años académicos 2005-2006 n=60, 2006-2007 n=72, 2007-2008 n=82, 2008-2009 n=64, 2009-2010 n=90, 2010-2011 n=105, y 2011-2012 n=132.
A amostra do estudo abrangeu as provas do exame NSLE, realizadas por 605 alunos nos anos acadêmicos 2005-2006 n=60, 2006-2007 n=72, 2007-2008 n=82, 2008-2009 n=64, 2009-2010 n=90, 2010-2011 n=105, e 2011-2012 n=132.