Dr. Smith is curious if teaching students a relaxation technique will reduce their test-taking anxiety. The best research method to evaluate this phenomenon is a(n)

Marie heads out to pick up some food for dinner. Everyone has placed their orders and Joe has decided on a steak sandwich, which he has never had before. Just before Marie arrives back, Joe feels a funny feeling in the pit of his stomach

Then he takes a bite of the steak sandwich and becomes very ill. What type of conditioning has taken place? a) operant b) punishment c) taste aversion d) contraprepared

Over the long term, optimists tend to be healthier than pessimists

a. True b. False