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Perceptual Span for Letter Distinctions during Reading. Technical Report No. 272.
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Underwood, N. R.; McConkie, G. W. – 1983
A study investigated the size of the perceptual span within which adults use visual information to distinguish among letters as they read. The eye movements of fifteen college students were monitored as they read passages from a cathode-ray tube. On occasional fixations, letters in specified visual regions were replaced by other letters. The…
Descriptors: Cognitive Processes, College Students, Eye Fixations, Eye Movements