Physical illusions and perceptual illusions are exactly the same. They are, in essence, two names to represent the same phenomenon

When working with a psychotherapy client who is from a different culture, Dr. Johnson uses her knowledge of the person's culture and ethnicity in working with the client, but is careful not to over-generalize and blindly apply her stereotypes. Which of the following labels best describes Dr. Johnson?

a. Dr. Johnson appears to be culturally insensitive. b. Dr. Johnson appears to be culturally skilled. c. Dr. Johnson appears to be ethnically diverse d. Dr. Johnson appears to be an eclectic therapist

The method of signal detection

a. is based on the concept of threshold. b. is an extension of both Fechner and Weber's work on jnds. c. is the best way to determine a subject's sensitivity to the presence of a given stimulus. d. was first developed by Alexander Graham Bell. e. is useful for determining a subject's individual jnd.