Gertel, Héctor R.; Giuliodori, Roberto F.; Gastelu, … - In: Investigaciones de Economía de la Educación
comparability of results. One of the most widely accepted studies for international comparison of student achievement is PISA …. Argentina, Chile and Mexico mean score in language was quite similar in PISA 2000. However, a statistically significant gap … PISA 2009, and is the issue that motivates the research. This paper represents an attempt to develop some answers to the …