AP PSYCHOLOGY

Detailed explanation-1: -Experimental research, often called true experimentation, uses the scientific method to establish the cause-effect relationship among a group of variables that make up a study.

Detailed explanation-2: -Unlike correlational research, experimental research offers the opportunity to draw conclusions because of the strict control of variables.

Detailed explanation-3: -What is the main advantage of experimentation over correlation in determining causal relationships? Experimentation offers the possibility of controlling for all potential third variables at once.

Detailed explanation-4: -Variables are important to understand because they are the basic units of the information studied and interpreted in research studies. Researchers carefully analyze and interpret the value(s) of each variable to make sense of how things relate to each other in a descriptive study or what has happened in an experiment.