For which question would a researcher be most likely to use an observational study?
a. Is memory for television commercials influenced by the tune of the music included in the commercial?
b. Does smoking marijuana lead to increased aggression?
c. Does taking a social psychology course cause one to be happier?
d. Do banks tend to offer minorities lower interest rates on home mortgages than non-minorities?
d
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Which application of conditioning theory has been used to explain the phenomena of tolerance and withdrawal symptoms in alcohol and other substance dependence?
A. habituation-based classical conditioning B. compensatory conditioned response model C. reversed stimulus generalisation model D. partial reinforcement effect
Among pitch theories, place theory best explains frequency sounds, frequency theory best explains frequency sounds, and volley principle best explains
a. mid-range; high; low b. high; mid-range; low c. high; low; mid-range d. low; high; mid-range e. low; mid-range; highfrequency sounds.
Which statement concerning toddlers' understanding of gender roles is true?
a. Females appear to understand gender-based activities much earlier than males. b. Males appear to understand gender-based activities much earlier than females. c. Females and males appear to understand gender-based activities at the same age. d. Neither males nor female toddlers show any understanding of gender-basedactivities.
Early studies suggested that contact works only under specific circumstances, but more recent work by Pettigrew and Tropp suggests contact works even in relatively adverse circumstances.
a. True b. False