What are the two key features of an experiment?

Question

Quizplus · Accepted Answer

The two key features of an experiment are manipulation and random assignment. Manipulation involves changing the independent variable to observe its effect on the dependent variable, while random assignment involves randomly assigning participants to different experimental conditions to control for potential confounding variables. Option B is incorrect because correlation does not involve manipulation of variables. Option C is incorrect because correlation does not involve random assignment. Option D is incorrect because predictability is not a key feature of an experiment.

What Are the Two Key Features of an Experiment