| Boolean search | key word search
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| e-mail | electronic mail
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| listserv | an e-mail list of people who have interest in and knowledge of a particular topic
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| search engine | a program that makes it possible to search a database or index of Internet sites for information on topics of interest to you
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| definitions | the explanation of what a stimulus is or what a word or concept means
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| statistics | facts expressed in numerical form
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| examples | representative cases
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| llustrations | stories, narrative pictures
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| testimony | the use of someone else's opinions or conclusions
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| pie graph | a circle with the various percentages of the whole indicated by wedges; a means of showing percentage relationships
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| bar graph | a graph used to show the performance of one variable over time or to contrast various measures at a point in time
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| line graphs | a graph used to illustrate trends, relationships, or comparisons over time
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| pictographs | a graph that uses sketches to represent a concept
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2002 McGraw-Hill Higher Education