AP PSYCHOLOGY

Detailed explanation-1: -There are three main types of psychological research: Correlational research. Descriptive research. Experimental research.

Detailed explanation-2: -There are four main types of Quantitative research: Descriptive, Correlational, Causal-Comparative/Quasi-Experimental, and Experimental Research. attempts to establish cause-effect relationships among the variables.

Detailed explanation-3: -Methods such as observation, experimental, correlational research, survey, psychological testing and case study are more frequently used to study the problems of psychology.

Detailed explanation-4: -These are biological, psychodynamic, behavioural, cognitive and humanistic. Each approach attempts to explain human behaviour differently.