Dominique Lafontaine|Ariane Baye|Solveig Vieluf|Christian Monseur
Equity in opportunity-to-learn and achievement in reading: A secondary analysis of PISA 2009 data
University of Liège|University of Liège|DIPF  Leibniz Institute for Research and Information in Education|University of Liège
using data pisa 2009 present study investigates firstly equally students exposed opportunities improve reading skills otl depending school enrolled secondly links otl reading achievement school level multidimensional withinitem irt used model otl intraclass correlation otl dimensions issued irt analysis reading fiction reading noncontinuous tasks high especially differentiated education systems showing unequal exposure otl reading according school robust correlations two otl dimensions reading achievement observed school level addition results multilevel regression analysis show substantial proportion betweenschool variance reading explained otl school social intake proportion betweenschool variance explained jointly otl social intake higher differentiated education systems comprehensive ones