A desire to perform a behavior to obtain an external reward or avoid punishment is known as ______ motivation

Which of the following patients with schizophrenia is least likely to have a favorable treatment outcome?

a. 19-year old Carissa, who suffers from delusions of grandeur. b. 29-year old Dante, who suffers from visual and auditory hallucinations. c. 48-year old Martin, who suffers from both delusions of persecution and auditory hallucinations. d. 34-year old Marlene, who suffers from flat affect and speech disturbances.

What is a good control group for a research study on people with eating disorders?

A. People who have eating disorders and a wide range of educational backgrounds B. A group that is comparable to the one with eating disorders, except that they eat normally C. A group that is drawn from the sample of people with eating disorders D. People who used to have eating disorders but say they no longer do