Independent and Dependent Variables Investigation of ____ would require that an experimenter use an ex post facto design.
A)coping styles
B)drug dosage
C)exercise intensity
D)noise level

Question

Quizplus · Accepted Answer

An ex post facto design is used when the independent variable has already occurred and cannot be manipulated. Coping styles are a characteristic that an individual already has and cannot be manipulated, making it the best choice. Drug dosage, exercise intensity, and noise level can all be manipulated by the experimenter, making an experimental design more appropriate.

Independent and Dependent Variables Investigation of ____ Would Require That