The challenge and pleasures of studying child and adolescent peer experiences come from the complexity and the significance of these relationships for development in childhood and adolescence. In ...

This is a preview. Log in through your library . Abstract The Standards for Educational and Psychological Testing indicate that validation of assessments should include analyses of participants' ...

What Is A Hierarchical Models? Hierarchical models, also known as hierarchical statistical models, multilevel models or random-effects models, are tools for analysing data with a nested or grouped ...