Somers et al. (2006 ) reviewed the results of 41 international epidemiological studies and found that the one-year and lifetime prevalence rates for total anxiety disorders were _____ respectively
a) 3.1% and 6.6%
b) 7.4% and 14.1%
c) 10.6% and 16.6%
d) 11.2% and 18.2%
c
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Someone who understands that objects maintain their weight and volume after changes in shape, but has trouble answering abstract or hypothetical questions, is in which of Piaget's stages?
a. Preoperational b. Concrete operations c. Sensorimotor d. Formal operations
Nicotine is a
a. stimulant. b. depressant. c. narcotic. d. psychogenic drug. e. hallucinogen.
Marta was involved in a car accident in which she experienced a serious head injury. The reticular activating system of her brain was affected. According to Eysenck, this injury is likely to
a) have no impact on her personality. b) drastically increase her intelligence. c) slightly increase her psychoticism. d) alter her level of extraversion.
When two factors change in the same direction, they have a ______ relationship; when two factors change in opposite directions, they have a ______ relationship.
A. weak; strong B. strong; weak C. negative; positive D. positive; negative