Who published the first study simultaneously comparing four different groups of twins?
A. Thomas Bouchard
B. Jim Springer
C. Raymond Cattell
D. Julian Rotter
Answer: A
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Individuals with binge-eating disorder may also have symptoms of which disorder?
a. schizophrenia c. posttraumatic stress disorder b. major depressive disorder d. panic attacks
Vicki is a college freshman, who most people would characterize as orderly, kind, and giving. She enjoys going out to eat with her friends, although she does not enjoy the spicy foods that they keep wanting her to try. Vicki would most likely be described as
a. introverted-perceptive. b. extrinsically motivated. c. low in sensation seeking. d. self-actualized.
The two types of replication are
a. Direct and indirect b. Internal and external c. Indirect and Internal d. Direct and systematic
If a measure accurately measures what it is designed to measure, it is said to be
a. valid. b. reliable. c. objective. d. generative.