The question of whether the independent variable was the sole cause of the change in the dependent variable is the basic issue in:
A) constancy in conditions.
B) internal validity.
C) demand characteristics.
D) external validity.

Question

Quizplus · Accepted Answer

The concept of whether the independent variable was the sole cause of change in the dependent variable is related to internal validity, which refers to the degree to which a study's design enables one to draw cause-and-effect conclusions. Constancy in conditions refers to keeping all factors the same except the independent variable. Demand characteristics refer to participants altering their behavior because they are being observed or are trying to please the researcher. External validity refers to the degree to which a study's findings can be generalized beyond the sample and settings used in the study.

The Question of Whether the Independent Variable Was the Sole