This is an ideal text for advanced courses in research methods and experimental design. It argues that the methodology of quantitative research is a unified discipline with basic notions, procedures and ways of reasoning which can be applied across the social, behavioural and life sciences. Key designs, models and methods in research are covered by leading contributors in their field who seek to explain the fundamentals of the research process to enable the student to understand the broader implications and unifying themes.
Almost-without exception empirical studies in the social sciences collect and interpret multiple observations: whether the sampling units are persons, points in time, or households, observations on the same unit are generally dependent and often highly correlated. Furthermore these associations can be of central interest to the investigation. For instance in a study of poverty and access to education, an accurate description of their interrelationship over the sample might be the principal outcome of ...