In an experiment to study the effects of alcohol consumption on sexual stamina, individual participants' drinking histories are an example of
A. experimenter bias.
B. the independent variable.
C. the dependent variable.
D. a confound.
Answer: D
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A(n) ____________________ is a research method in which the researcher manipulates a variable under carefully controlled conditions and measures whether any changes occur in a second variable
Fill in the blank(s) with correct word
A recent study by Wakschlag and colleagues (2006) found that boys whose mothers ____ while pregnant were more likely to develop conduct disorder and ADHD and to have an earlier onset of delinquent behavior
a. drank alcohol b. smoked c. had high rates of stress d. used over-the-counter drugs
A cognitive disorder associated with chronic alcohol use is
a. Korsakoff's syndrome. b. Alzheimer's syndrome. c. Parkinson's syndrome. d. Pick's syndrome.
Brain imaging research has demonstrated that people who demonstrate low-pain sensitivity exhibit _____ activity in the _____ when administered a painful stimulus.
A) more; anterior cingulate B) more; nucleus accumbens C) less; anterior cingulate D) less; nucleus accumbens