To evaluate a person for possible brain damage, a neuropsychologist gives the person a visual memory test and a reading test. To compare the person's performance across these two tests, what should the neuropsychologist do?
a. Graph the raw score distribution for each test on the same graph.
b. Calculate a z-score for each test.
c. Calculate z-scores for the sample means.
d. Find the simple frequency of the person's raw score for each test.
b
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A key limitation of the experimental method is that it
a. cannot be used to identify cause-and-effect. b. is very expensive. c. cannot be used to assess many interesting questions due to ethical reasons. d. does an excellent job of explaining real-world experience, but does not do a good job of explaining what happens in the laboratory.
A disorder in which a child shows both significant problems in focusing attention and higher than average levels of physical activity is _________
a) Asperger's Disorder. b) attention deficit hyperactivity disorder (ADHD). c) fragile X syndrome. d) hypochondriasis.
Enlarged brain ventricles seen in people with schizophrenia
A) are rare. B) are seen in childhood but have typically disappeared by adulthood. C) are most likely due to medication. D) continue to enlarge for many years.
The observation that ________ is an effective treatment for attention-deficit/hyperactivity disorder (ADHD) suggests that ADHD results from ________
a. fluoxetine; a deficit in serotonin transmission b. haloperidol; overstimulation of dopamine transmission c. methylphenidate; understimulation of dopamine transmission d. fenfluramine; overstimulation of serotonin transmission e. methylphenidate; overstimulation of dopamine transmission