Ch. Module 2: Research Methods and Ethics

System of gathering data so that bias and error in measurement are reduced.

Tentative explanation of a phenomenon based on observations.

Study of one individual in great detail.

Randomly selected sample of subjects from a larger population of subjects.

A measure of the relationship between two variables.

A deliberate manipulation of a variable to if corresponding changes in behavior result, allowing the determination of cause-and-effect relationships.

Definition of a variable of interest that allows it to be measured.

Variable in an experiment that is manipulated by the experimenter.

Variable in an experiment that represents the measurable response or behavior of the subjects in the experiment.