Professor Grant is interested in studying the development of a sense of humor. She collects data from groups of 6-year-olds, 16-year-olds, 26-year-olds, and 46-year-olds. Professor Grant is using a ________ research design
a) cohort
b) longitudinal
c) correlational
d) cross-sectional
ANS: D, A cross-sectional design studies several different age groups at the same time.
Psychology
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Baddeley (1964) presented subjects with lists of words and had them recall the words in order. Lists of which type showed significant interference
A. words of similar frequency, but different meanings B. semantically similar items C. phonologically similar items D. items of similar frequency, but different sounds
Psychology
Which of the following drugs is addictive in humans but does not harm health or induce intoxication?
a. L-DOPA b. corticotropin-releasing hormone c. cocaine d. caffeine e. nicotine
Psychology