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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
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pubmed:dateCreated |
1989-5-26
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pubmed:abstractText |
A chapter of expository text was presented on a CRT with optional "windowing" of definitions of selected words varying in relevance to each screen's main ideas. A test treatment was interposed to influence reading strategies. Dependent variables included text reading time, frequency of definition "calls," definition reading rates, and scores on a final comprehension test. Results indicate that a technical chapter can be read from a CRT with appreciable content retention. Subjects accessed 80% of available definitions, but those able to "call" content-relevant definitions increased their frequency of definition "calls." Definition reading rate diminished; comprehension and processing time increased only for subjects accessing the theoretically relevant definitions. The results suggest how the use of definitions enhances the comprehension of on-line training manuals, texts, and help screens. "Callable" definitions need not include all low-frequency technical concepts but only those relevant to reductive main ideas.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:status |
MEDLINE
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pubmed:month |
Feb
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pubmed:issn |
0018-7208
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
31
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
1-15
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pubmed:dateRevised |
2004-11-17
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pubmed:meshHeading | |
pubmed:year |
1989
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pubmed:articleTitle |
Comprehension aids for on-line reading of expository text.
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pubmed:publicationType |
Journal Article
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