A person has been taking a drug regularly for an extended period and cannot seem to stop. However, she is taking the same dosage as when she began and experiences the same effects. These circumstances indicate that she
A. has acquired a tolerance for the drug.
B. is psychologically dependent.
C. is physiologically dependent.
D. is addicted.
Answer: B
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Internal, organization-wide electronic communication networks are called:
a. email b. the Internet c. an intranet d. voice mail systems
Which statement best characterizes a between-subjects experimental design?
a. Participants are randomly selected from two different populations. b. Each participant is assigned to one condition of the experiment. c. Each participant is assigned to every condition of the experiment. d. Participants are assigned to a random number of conditions.
Which one of the following methods of estimating reliability/precision requires dividing the test into halves and then correlating the set of individual test scores on the first half with the set of individual test scores on the second half?
a. Test-retest method b. Coefficient alpha c. Split halves method d. Correlation method
Researchers exposed rats to a novel flavor and then made them experience nausea, resulting in an intense negative reaction to the flavor. What term describes this result?
a) taste-aversion learning b) Premack principle c) biological conditioning d) Tolman's law of conditioning