The __________ analyzes ordinal data by comparing ranks for each pair of scores in a two-group design
a. McNemar test
b. Wilcoxon matched-pairs signed-ranks test
c. independent-groups t test
d. paired-samples t test
b
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A dismissing attachment is associated with __________ and __________
a. low anxiety; low avoidance b. low anxiety; high avoidance c. high anxiety; low avoidance d. high anxiety; high avoidance
Regarding the experiments using intracranial self-stimulation, which of the following statements is FALSE?
a. When rats self-administer nicotine, they are even more likely to engage in intracranial self-stimulation because nicotine further increases the sensitivity of the pleasure pathways. b. After the rats had pressed the intracranial self-stimulation lever to exhaustion, they were less likely to press the lever again once they were revived. c. Intracranial self-stimulation involves electrical stimulation of the limbic system of the brain. d. Intracranial self-stimulation is considered to be a primary reinforcer.