In a study on alcohol and driving ability, half the subjects are given alcohol before driving an obstacle course, while the remaining subjects drive the course while remaining sober. In this study, those subjects who drive the course while remaining sober comprise the __________ group.
A. control
B. placebo
C. observation
D. experimental
Answer: A
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What type of correlation describes the situation in which the more training a person engages in, the faster his or her race times become?
Curved correlation Absence of a correlation Positive correlation Negative correlation
Raj has been incarcerated many times for aggressive behavior. Which one of the following would you expect to find in his blood?
A. High levels of dopamine B. Low levels of glutamate C. Low levels of serotonin D. High levels of endorphins
Chomsky believes that we do not learn all the sentences we might ever say, but rather we actively create them by applying rules
a. functional b. transformation c. disjunctive d. generative
Persistent fears of objects or situations that are disproportionate to the threat posed by them are the central feature of a(n) __________ disorder.
A. panic B. phobic C. generalized anxiety D. obsessive-compulsive