Quantitative Psychology is arguably one of the oldest disciplines within the field of psychology and nearly all psychologists are exposed to quantitative psychology in some form. While textbooks in statistics, research methods, and psychological measurement exist none offer a unified treatment of quantitative psychology. The SAGE Handbook of Quantitative Methods in Psychology does just that. Each chapter covers a methodological topic with equal attention paid to established theory and the challenges facing methodologists as they address new research questions using that particular methodology. The reader will come away from each chapter with a greater understanding of the methodology being addressed as well as an understanding of the directions for future developments within that methodological area.

Multilevel Latent Variable Modeling: Current Research and Recent Developments

Multilevel Latent Variable Modeling: Current Research and Recent Developments

Multilevel latent variable modeling: Current research and recent developments


There are many instances of research problems in the social and behavioral sciences where observations are not simple random samples from some defined population. For example, organizations such as schools are hierarchically structured, and the data generated from these types of organizations are typically obtained through some form of multistage sampling. Ignoring the sampling structure through the disaggregation or aggregation of data derived from such structures is fraught with problems. The difficulty with disaggregation or aggregation is they are not optimal approaches for a proper analysis of the actual structure of the data. Using students in schools as an example, the problem with disaggregation is that students will ...

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