When acting as a participant in a research study examining the
relationship between alcohol consumption and driving ability, Layla was assigned to the experimental group that received the highest amount of alcohol to drink. Despite this ingestion of liquor, Layla was still able to navigate the driver's course perfectly. The experimenter did not consider the fact that Layla had been a drinker for many years, and had developed a high alcohol tolerance. This factor, which impacted the dependent variable in the study, would be called a(n) _____ variable.
A) external
B) dependent
C) independent
D) confounding
Answer: D
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After reading the Henry Potter books, Dawn describes Henry Potter as insightful, original, curious, and intellectual, as well as generous, kind, considerate, and forgiving. According to the five-factor personality model, Henry is high in ____ and high in ____
a. ?conscientiousness; agreeableness b. ?openness; agreeableness c. ?conscientiousness; extraversion d. ?openness; extraversion
Lower average intelligence scores for minorities as compared to non minorities is attributable to
A) heredity. B) environmental conditions, such as poverty, lower employment, and other social factors. C) differences in experiential, but not componential components of intelligence. D) differences in componential, but not experiential components of intelligence.
Reggie suffered brain damage in a car accident. As a result, he can no longer breathe on his own and needs the help of a respirator. Which structure was most likely damaged?
a. pons b. medulla c. cerebellum d. reticular activating system
Reynald is participating in a research study where he is watching a dot of light in a dark room. In time it appears to move. Later, he finds out that it was really stationary. This phenomenon is
a. proof that people can start seeing things if left alone for too long. b. known as the autokinetic effect. c. also a test for schizophrenia. d. widely used to make people conform.