Measures of variability are successfully used in predictive modeling in research areas outside of education. This study examined how standard deviations can be used to address research questions not easily addressed using traditional measures such as group means based on index variables. Student survey data were obtained from the Organisation for…

Background: Large-scale cross-national studies designed to measure student achievement use different social, cultural, economic and other background variables to explain observed differences in that achievement. Prior to their inclusion into a prediction model, these variables are commonly scaled into latent background indices. To allow…

Professional development is a topic of great interest for all those who are involved in educational field, makers and teachers. It's approached closely related to organizational development, both representing a result of continuous changes in education. At individual level, professional development has both an internal determination (a need to…

The purpose of this study was to examine learning strategies accounted for mathematics achievement across Turkey and neighboring countries. Turkey, Bulgaria, Greece, Azerbaijan, Russian Federation, Israel, Serbia, Romania and Jordan were involved in Programme for International Student Assessment (PISA 2009) study. Since other neighbors of Turkey…

Romanian scholars, and others, have decried the quality and quantity of scholarly productivity from Romania. However, Romanian scholars face challenges of both tradition and resources as they try to westernize their higher education system. We analyzed data from two sources to compare Romanian scholarly productivity to that of other countries from…

Private tutoring has become a worldwide phenomenon, yet there is little empirical evidence for the main factors leading the demand for private tutoring across nations. Using data from the Third International Mathematics and Science Study of 2003, this study classified the countries into four different groups according to the proportion of student…

Exploring a unique region concerning educational reforms in the past 20?years, the present study empirically investigates the attitudes towards parental involvement in school life in a comparative perspective of south-eastern European (SEE) countries for the 2008/2009 school year. Based on a multiple regression model for nine different countries,…

Background: Previous reports from the Bucharest Early Intervention Project suggested that children removed from institutions and placed into intervention displayed gains in IQ relative to children randomized to remain in institutional care. Method: The current report presents data from the 8-year follow-up of these children. One hundred and three…