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Rosén, Monica; Gustafsson, Jan-Eric – Large-scale Assessments in Education, 2016
Research on effects of home computer use on children's development of cognitive abilities and skills has yielded conflicting results, with some studies showing positive effects, others no effects, and yet others negative effects. These studies have typically used non-experimental designs and one of the main reasons for the conflicting results is…
Descriptors: Measurement, International Assessment, Grade 4, Longitudinal Studies
Xu, Xueli; von Davier, Matthias – Educational Testing Service, 2010
One of the major objectives of large-scale educational surveys is reporting trends in academic achievement. For this purpose, a substantial number of items are carried from one assessment cycle to the next. The linking process that places academic abilities measured in different assessments on a common scale is usually based on a concurrent…
Descriptors: Case Studies, Trend Analysis, Computation, Educational Assessment