What is developmental psychology? (Research Methods (Qualitative and…
What is developmental psychology?
a scientific field of study that uses scientific methods to investigate psychological, emotional and perceptual changes that occur throughout a persons lifespan
Evolutionary developmental psychology
Studies the interaction between genes and the environment in a child's development
Why study development
understanding children helps understand adults
understand 'normal' development
create appropriate expectations
Continuity verses Discontinuity
Empiricism verses Rationalism
Empirical - info collected using senses
the theory that all knowledge is based on experience derived from the senses
"I think therefore I am"
knowledge is not sensory but intellectual and deductive
Empiricists claim that sense experience is the ultimate source of all our concepts and knowledge
Rationalists claim that there are significant ways in which our concepts and knowledge are gained independently of sense experience.
Qualitative and quantitative paradigms
Qualitative - non-numerical assessment of observations
Quantitative - statistical research
Cross-sectional and longitudinal designs
Longitudinal - track dev over long period
Cross-sectional - a population, at a specific point in time
determine what relationship exists between two variables