The brain's major inhibitory neurotransmitter is __________
a. endorphin
b. L-dopa
c. GABA
d. serotonin
c
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As part of the Omnibus Crime Control Act of 1990, anabolic steroids were
A. removed from dietary supplements and became prescription-only drugs. B. listed as Schedule I controlled substances (no legal medical use). C. listed as Schedule III controlled substances, with limited prescription refills. D. required to be accurately labeled when included in dietary supplements.
Many of the "flaws" in our reasoning abilities caused by our use of heuristics are the by-product of
a. classical conditioning. b. insanity. c. an adaptive strategy. d. fuzzy logic. e. our changing brains.
Which of the following was not a change made in the revised version of the MMPI?
a) Increase racial representativeness in the norm sample. b) Alter the format for answering questions. c) Alter the norm sample to reflect the composition of the US. d) Alter items to make the content more current.
For a fixed level of significance, how is the critical value for chi-square related to degrees of freedom?
a. The critical value increases as df increases. b. The critical value decreases as df increases. c. The critical value increases as sample size increases. d. The critical value decreases as sample size increases.