Research Methods in the Study of Psychological Development

These flashcards cover key vocabulary and concepts from the lecture notes on research methods in psychological development.

Scientific Method

A systematic procedure that follows orderly steps, based on empirical evidence to support or challenge theories.

Hypothesis

A testable and falsifiable prediction about an outcome derived from a theory.

Theory

Interconnected ideas or concepts used to explain observations and make predictions.

Correlational Studies

Research that examines how variables are naturally related in the real world without manipulation.

Observer Bias

Systematic errors in understanding and behavior due to implicit biases and expectations.

Experimental Studies

Research design that manipulates one or more independent variables to determine their effect on dependent variables.

Cross-Sectional Studies

Research that compares different participants at different ages or stages at one point in time.

Longitudinal Studies

Research that follows the same participants over an extended period to observe changes.

Cohort Effects

Differences among groups that stem from the age or time period in which participants are studied.

Ecological Systems Theory

A model describing development as shaped by the dynamic interaction between individuals and their multiple environmental systems.