When calculating the item discrimination for a test item on an achievement test, the test developer will want
a. More lower-performing group members to answer the question correctly than higher-performing group members
b. A positive item discrimination
c. A zero item discrimination
d. A negative item discrimination
Answer: b. A positive item discrimination
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Regarding the characteristics of psychosis, which of the following statements is FALSE?
a. The speech of psychotic patients tends to be garbled and chaotic. b. Psychotic patients have severely disturbed emotions and may show a "flat affect.". c. A psychotic patient often exhibits a "split personality" with at least two identities. d. Psychotic patients often experience delusions and/or hallucinations.
When Rapunzel was locked in a tower, she used cocaine every day. Now, although she has escaped from the tower and can function without the drug, she still feels that she needs cocaine for her sense of well-being. Rapunzel is experiencing
A. drug withdrawal symptoms. B. psychological dependence. C. addiction. D. drug tolerance.
Kyle is asked to provide a character reference, someone who is qualified to discuss his personality. According to research, which of the following people is likely to provide the most accurate evaluation of his personality?
A. His best friend B. His daughter C. His spouse D. His roommate
Which of the following has been identified as a main factor related to loneliness?
a) personality traits b) social circumstances c) social-cognitive tendencies d) all of the above