A researcher decides to investigate whether there are any significant changes in personality from early adulthood through late adulthood. The researcher begins with a sample of 21-year-olds and plans to follow this group until they are 80 years old. The type of research design is
A. cross-sectional.
B. longitudinal.
C. time-lag.
D. sequential.
Answer: B
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The index and middle fingers held to form a "V" can be a _______ for "victory," or for "the number 2."
a. more b. folkway c. idiom d. symbol
Ethical questions do not arise in which of the following situations?
a. choosing subjects b. recruiting participants c. publishing the results of research d. conducting the actual research interview e. dilemmas occur in all of the above
Interpersonal gap refers to differences between:
A) senders' intentions and senders' actions. B) senders' messages and reciprocation by receivers. C) receivers' intentions and receivers' actions. D) senders' intentions and the effect on receivers.
How did the Jim Crow era differ from the slavery era?
a. In the Jim Crow era, the roles of blacks and whites were complementary. b. In the Jim Crow era, a separate set of institutions was built to serve blacks. c. In the slavery era, blacks had their own set of institutions. d. In the slavery era, there was no segregation.