According to the discussion in Chapter 8, John Anderson's ACT-R Theory
a. focuses on discovering how experts and novices categorize new objects.
b. explains how working memory processes semantic information; however, ACT-R theory is not currently concerned with the way this information is stored in long-term memory.
c. proposes that each concept in semantic memory can be described in terms of a list of characteristics that its members must possess.
d. attempts to explain processes such as language, reasoning and decision makingin addition to semantic memory.
Question 2
Which of the following students provides the best description for how John Anderson's model of semantic memory accounts for our long-term learning?
a. Xianming: By practicing, we can strengthen the links between two concepts.
b. Joan: Working memory has a capacity that is potentially unlimited; learning basically increases the capacity of working memory.
c. Tashica: If many links are activated at the same time, each of these links is greatly strengthenedeven more than if only one link is activated.
d. Dan: Through learning, our exemplars become increasingly strengthened.
John Muir
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