Identical twins are less alike as adults than they were as children, which demonstrates the influence of
a. heredity.
b. nature.
c. polygenic factors.
d. the environment.
ANSWER: d
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What can we conclude if we reject the null hypothesis in an independent-samples t-test?
a. It is likely that sampling error accounted for the differences between the sample means. b. It is likely that the sample means came from the same population. c. The difference between our sample means is unlikely to be representing zero difference in the population means. d. The difference between our sample means is merely a poor representation of zero difference in the population means.
Professor Oros is lecturing on the reward pathway in the central nervous system (CNS). She tells the class that many addictive substances highjack the reward pathway because they are _______.
A. dopamine agonists B. dopamine antagonists C. serotonin agonists D. serotonin antagonists
If a clinical psychologist were to know someone professionally as a patient and in another way, such as hiring the individual to perform maintenance on the psychologist’s home, the psychologist would be engaging in a(n) _____.
What will be an ideal response?
When reviewing the causes and factors that contribute to somatic symptom and related disorders, it is clear that
A. causes vary considerably depending on the specific somatic symptom and related disorder. B. genetics and biology play virtually no role in their prevalence. C. there is a strong possibility that patients are malingering. D. the overall rate of somatic symptom and related disorders is higher in Western cultures.