Examlex
Suppose you are interested in the relationship between stress and overeating. Describe two research studies on the topic, one a laboratory experiment and the other a correlational study. Provide operational definitions of stress and overeating . Discuss the strengths and weaknesses of each form of research.
Absolute Threshold
The minimum intensity of a stimulus that can be detected by the senses at least 50% of the time.
Difference Threshold
The smallest amount by which a stimulus must be changed in order to produce a noticeable variation in sensory experience.
Minimum Transduction
The least amount of energy needed for a sensory system to detect a stimulus.
The Pupil
The opening in the center of the iris of the eye, through which light enters to reach the retina.
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