What are the common problems encountered by those who wish to conduct research on the validity of police screening?
A. Applicants try to present themselves in a positive light.
B. Applicants who do poorly on screening evaluations are eliminated from the pool of applicants so one cannot evaluate whether predictions of poor performance would have been valid.
C. Testing actual police performance on the field is time-consuming and expensive.
D. All of these are correct.
Answer: D
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Which of the following statements is TRUE?
a. Major depression disorder is more common among men than among women. b. The less severe version of bipolar disorders is called dysthymic disorder. c. People with mania sometimes experience delusions. d. The DSM-IV-TR does not recognize bipolar disorder asa true mental disorder. e. The thoughts of a person who is experiencingmania are even more disorganized than in schizophrenia.
The most obvious change ushering in adolescence is ______
a. voice change c. the growth spurt b. intellectual growth d. emotional upheaval