If a common evolutionary heritage marks all human beings, then we should

expect

(a) human behavior to be much more variable than that of other animals
(b) fitness-enhancing cultural universals
(c) no individual differences or group differences at all in human beings
(d) people within a culture to be highly variable


B

Psychology

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Which type of validity is a type of translation validity?

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Dan has bizarre, unconvincing delusions of persecution and grandeur as well as auditory hallucinations. He would most likely be diagnosed with

a. multiple personalities. b. schizophrenia. c. delusional disorder. d. dissociative disorder.

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Which statement about anorexia nervosa is true?

A) About 7 percent of North American and Western European teenage girls are affected by anorexia. B) During the past half-century, cases of anorexia have increased sharply, fueled by cultural admiration of thinness. C) In the United States, African-American girls are at greater risk than European-American and Hispanic girls. D) Boys account for 1 to 5 percent of anorexia cases, and up to half of these are gay or bisexual young people.

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While dreaming, your roommate jumps up and thrashes around violently, acting out his dream. Your roommate is suffering from

a. restless legs syndrome. b. REM sleep behavior disorder. c. narcolepsy. d. sleep apnea.

Psychology