Dr. Harris conducts an experiment on psychophysics using participants above age 65. Because he cannot include all persons above age 65 in his experiment, he selects a ________ of participants for his experiment.
A. population
B. subgroup
C. target group
D. sample
Answer: D
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Lonnie just met Lennie at a rally for their favorite political candidate. What idea suggests that they may find themselves attracted to one another?
A) Similarity B) Proximity C) Reciprocity D) Identity
Professor Carlisle lives near campus and has noticed that people driving through her neighborhood travel well over the speed limit. She wants to gather more information in order to find ways to reduce speeding in residential neighborhoods around campus. She places a survey in the mailbox of each of her neighbors in a 1-mile radius. About 30% of the surveys are returned to her completed. Contrary to Prof. Carlisle’s expectations, in the completed surveys, people report an average speed that is right around the speed limit. Using the appropriate terminology from this chapter, explain why this might have happened.
What will be an ideal response?
The human brain is composed of various cells, including about 100 billion that are specialized to receive and transmit electrochemical signals. These specialized cells are called
A) glial cells. B) axons. C) neurons. D) oligodendroglia. E) sulci.
The essential circuits for eyeblink conditioning appear to be located in the
a. hippocampus. b. cerebral cortex. c. cerebellum. d. corpus callosum.