Which outcome is associated with the use of typical antipsychotic drugs?
A) They tend to increase the occurrence of hallucinations.
B) They are relatively ineffective at treating positive symptoms of schizophrenia.
C) They are relatively ineffective at treating negative symptoms of schizophrenia.
D) They tend to increase the occurrence of delusions.
C) They are relatively ineffective at treating negative symptoms of schizophrenia.
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A researcher administers a treatment to a sample of participants selected from a population with ยต = 80 . If a hypothesis test is used to evaluate the effect of the treatment, which combination of factors is most likely to result in rejecting the null hypothesis?
a. A sample mean near 80 for a small sample b. A sample mean near 80 for a large sample c. A sample mean much different than 80 for a small sample d. A sample mean much different than 80 for a large sample
For several months, Ted has been taking increasingly larger doses of sleeping pills to treat insomnia. He just decided to quit taking any sleeping pills. What is likely to happen to Ted when he stops taking the sleeping pills?
a) He will become depressed. b) He will experience the REM rebound. c) He will increase his intake of caffeine. d) He will suffer the symptoms of narcolepsy.
Erin had been single for several years after her divorce. Frustrated with dating, her friend suggested that Erin travel to China to meet her brother who was also single. Although Erin was American and did not speak Chinese, she decided to travel to China for three weeks to meet her friend's brother. According to the Big Five Theory of personality, this behavior suggests that Erin is high in
A. conscientiousness. B. agreeableness. C. neuroticism. D. openness.
An animal is conditioned to salivate to a metronome using Pavlovian procedures. After the conditioning is established, the animal is then put through an extinction procedure and the conditioned salivation disappears. Then the animal is removed from the test situation for several days. When returned to the test situation, the conditioned response is seen again. The effect is known as __________.
A. spontaneous recovery B. higher-order conditioning C. extinction D. stimulus generalization