Psychologists believe that the social facilitation effect occurs because
A. the presence of other individuals arouses us.
B. we are more relaxed in group situations than when we are alone.
C. of a genetic predisposition toward heightened performance for new tasks in group settings.
D. we feel more deindividuated when we are alone than when we are in a group.
Answer: A
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A psychologist who has studied emotions with Ekman for decades is going to present a summary of the research. Which title might this psychologist consider?
a. "Emotion as a Deviation" b. "Emotion: Evolution's Big Mistake" c. "Why Emotions Are Not Fully Developed in Humans" d. "How Facial Expressions Communicate Emotions" e. "How the Brain Determines Emotional Responses"
"Perceiving machines" are used by the U.S. postal service to "read" the addresses on letters and sort them quickly to their correct destinations. sometimes, these machines cannot ready an address, because the writing on the envelope is not sufficiently clear for the machine to match the writing to an example it has stored in memory. human postal workers are much more successful at reading unclear addresses, most likely because of
a. bottom-up processing. b. top-down processing. c. their in-depth understanding of principles of perception. d. repeated practice at the task.