AP PSYCHOLOGY

Detailed explanation-1: -The True Experiment: A research method in which an investigator manipulates one or more factors (independent variables) in order to observe the effect on some behavior or mental process (dependent variable). By randomly assigning participants to groups, other relevant factors are controlled.

Detailed explanation-2: -An experiment is a type of empirical study that features the manipulation of an independent variable, the measurement of a dependent variable, and control of extraneous variables.

Detailed explanation-3: -In an experimental study, the researcher manipulates one of the variables and tries to determine how the manipulation influences other variables.

Detailed explanation-4: -Experiments are used to study causal relationships. You manipulate one or more independent variables and measure their effect on one or more dependent variables. Experimental design means creating a set of procedures to systematically test a hypothesis.

Detailed explanation-5: -In the experimental method of research, the independent variable is manipulated to observe and measure its effect on the dependent variable.