This is a graduate-level course on multilevel modeling, a popular statistical approach in social, behavioral, and health sciences research. Multilevel modeling, also known as hierarchical linear ...

Dr. George J. DuPaul and Dr. Ethan Van Norman of Lehigh University’s College of Education, School Psychology program, have ...

Educational researchers commonly use the rule of thumb of “design effect smaller than 2” as the justification of not accounting for the multilevel or clustered structure in their data. The rule, ...

Quantitative mass spectrometry-based proteomic experiments are designed to answer increasingly complex questions. For example, we may want to characterize changes in protein abundance in biological ...

Money has become increasingly important in China since the transfer from a planned to a market economy. This study investigated whether the increased normative importance of money impairs Chinese ...