A placebo is used to:
a. create equal expectancies in the experimental and control groups
b. increase expectancies in the experimental group
c. decrease expectancies in the experimental group
d. create different expectancies in the experimental and control groups
A
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The loss of ability to hear high-pitched, high-frequency sounds is known as __________.
A. presbycusis B. hearing detention C. echolalia D. myopia
A child who cannot take someone else's perspective would be characterized as
a. formal operational. b. concrete operational. c. immature for their age. d. egocentric.
The recency effect occurs when participants are asked to recall a list of words. One way to eliminate the recency effect is to
A. have participants say "la, la, la" while studying the list. B. present the list more slowly. C. have participants count backwards for 30 seconds after hearing the last word of the list. D. have participants see the words on a screen, rather than hear them.
According to police handbooks, the main goal or goals of interrogation is/are
A. to gain information that furthers the investigation. B. to obtain a confession. C. to identify accomplices. D. both A and B