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Peer reviewedBradley, John M.; Ames, Wilbur S. – Journal of Reading, 1984
Describes the Luiten, Ames, Bradley Readability Variation Method for estimating the variation within a text. Concludes that it is practical and relatively accurate. (HOD)
Descriptors: Content Analysis, Difficulty Level, Evaluation Methods, Readability
Peer reviewedHollabaugh, Mark – Journal of College Science Teaching, 1989
Provides step-by-step procedures for developing an index which uses the Gunning Fog technique to evaluate the level of reading difficulty of textbooks. Cites examples, illustrations, and several warnings in the discussion. (RT)
Descriptors: College Science, Content Analysis, Difficulty Level, Evaluation Methods
