Thirty phobic and thirty nonphobic individuals are shown slides of either fear-inducing scenes or non-fear-inducing scenes. Measures of brain functioning (PET scans and electroencephalogram) show higher levels of arousal in phobic individuals, but only when they observe the fear-inducing slides.
What type of research is illustrated here?
Why do you think it is this type of research method?
What are the strengths of this type of research?
What are the weaknesses of this type of research?