Convenience samples are also called ______.
a. volunteer samples
b. haphazard samples
c. cluster samples
d. purposive samples
Ans: D
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What evidence led developers of DSM-5 to remove the distinction between substance abuse and substance dependence?
a. Substance abuse was moved to the impulse control disorders section. b. Substance abuse was removed because abusers do not suffer serious impairment. c. People who abuse substances are always dependent on substances. d. Evidence suggests dependence and abuse are not clearly distinct forms of disorder.
The greatest improvements in various areas of executive functioning occur
a. prenatally. c. during early childhood. b. during infancy. d. during adolescence.
All of the following are ways in which mental health professionals might function as scientist-practitioners EXCEPT
A. analyzing their own motivations and reasons for helping people with psychological problems. B. evaluating their own assessments and treatments for effectiveness. C. conducting research leading to new information about mental disorders and their treatments. D. using the most current diagnostic and treatment procedures.
The presence of ________ prevents the female brain from being masculinized
a. Estriol b. DHT c. Alpha-feoprotein d. Estradiol