Drugs that slow down the functioning of the nervous system are called __________.
A. stimulants
B. depressants
C. narcotics
D. psychogenics
Answer: B
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If our research hypothesis is that people who take acetaminophen will experience a reduction in social pain, the statistical hypothesis is
a. The alternative hypothesis b. The null hypothesis c. A mathematical prediction of the effect of acetaminophen d. Both a and b
Research does suggest that in right-handed individuals, the left hemisphere is relatively more involved in
a. creative mathematical reasoning. b. discrimination of colors. c. intellectual undertakings that require logical analysis. d. recognition of faces.
A psychology teacher wants to determine whether computer-aided learning will produce higher standardized test scores than a usual lecture format. In this example, the dependent variable is the
a. individual students. b. students' previous grades in psychology. c. standardized test scores. d. students' interest in psychology. e. method of instruction.
Research shows that measures of positive behaviors and negative behaviors have _____
A. a strong negative correlation B. a modest negative correlation C. a modest positive correlation D. no relationship