ESSAY ITEMS (Starred items appear in the chapter as Discussion Questions) 1. Identify the four sources of difference that developmental psychologists research as the source of psychological change. 2. What are the advantages of longitudinal designs and cross-sectional designs? 3. What is statistical regression and why can it be a problem in longitudinal research? .
- ESSAY ITEMS (Starred items appear in the chapter as Discussion Questions) 1.
- Ethics