"Education"

Assessing measurement invariance across multiple groups: When is fit good enough?

Complex research questions often need large samples to obtain accurate estimates of parameters and adequate power. Combining extant datasets into a large, pooled dataset is one way this can be accomplished without expending resources. Measurement …

Understanding Heritability in the Context of Reading Ability and Instruction

In this paper, we discuss what heritability is and how it is measured, and explain why estimates of heritability are not always the same in different scientific papers. After providing this foundational knowledge, we bust some common myths about …