In order to examine the prevalence of drug use in several different generations of Americans,
a researcher decides to collect the lyrics from the fifty most popular songs from each decade, 1940–2010, and to code those lyrics for how often drug-related themes were present. Which of the following methods is this researcher using?
a. correlational
b. observational
c. archival
d. cross-sectional
Answer: C
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Looking at the origins of anxiety disorders, the three most common views are psychological, biological, and _____
Fill in the blank(s) with correct word
One criticism of artificial intelligence mentioned in the textbook is that
a. computers are too complex to be an accurate model of human thought. b. a computer may provide the same answer to a problem that a human would, but derive the solution in a different way than a human would. c. computers cannot solve complex problems as fast as humans can. d. computing information is not the same as processing information. e. computer programs often include multiple paths to the solution of a problem.
In computer-aided assessment techniques like PET and MRI, different colors are used to represent
a. different levels of brain activity. b. different types of brain waves. c. the presence of different neurotransmitters. d. different brain regions.
The probability of drawing a card that is not a 10 from a 52-card deck is ______.
a. .0192 b. .0769 c. .9808 d. .9231