A student has taken a summer job answering telephone calls for sales orders. He quickly learns that it is pretty easy to remember a customer's five-digit ZIP code and seven-digit phone number,
but it is much more difficult to keep track of a sixteen-digit credit card number. According to the conclusions of researcher George Miller, the student is having trouble with longer strings of numbers because
a. the capacity of iconic memory is quite limited.
b. memory span covers only five to nine items.
c. memory span does not exist.
d. the information is staying in his sensory memory.
Answer: b. memory span covers only five to nine items.
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It is the job of the amniotic sac to
a. allow the fetus to exchange nutrients and wastes with the mother. b. help the developing fetus maintain a stable temperature. c. filter germs and drugs away from the developing fetus. d. provide oxygenated blood to the developing child.
Chapter 10 described a study in which participants listened to definitions of concrete nouns, and they were asked to produce the correct noun. The participants were more likely to say the correct noun if
a. their hand movements were restricted. b. their hand movements were unrestricted. c. they were told to pronounce the noun as quickly as possible. d. they were told to pronounce the noun as slowly as possible.
A schizophrenic patient alternates between periods of wild excitement and periods of prolonged immobility. Her diagnosis would likely be ____ schizophrenia
a. paranoid c. melancholic b. catatonic d. disorganized
People who suffer from depression tend to attribute their failures to ________ and their successes to ________
A) lasting external causes; lasting external causes B) temporary external causes; lasting internal causes C) lasting internal causes; lasting external causes D) lasting internal causes; temporary external causes E) temporary internal causes; lasting internal causes