If a researcher says he had a big problem with diffusion of treatment in his two-group, repeated
measures study, what most likely occurred?
A) Participants grew tired during the study and did not want to continue.
B) Many participants in one group failed to show up for the second half of the study.
C) Participants in one group became familiar with the treatment of the other group and tried
to copy the group's behavior.
D) Noisy conditions in the room containing one group were heard in the room with the other
group.
C
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Freud argued that failure to resolve the conflicts present in any stage of psychosexual
development results in a. regression. b. fixation. c. guilt. d. anxiety. e. repression.
Which statement best characterizes the main difference between adolescence and emerging adulthood?
a. Adolescents are more independent of their families. b. Emerging adults are prone to flights of fancy. c. Adolescents are more likely to be in long-term relationships. d. Emerging adults are more independent of their parents.