Early efforts to apply knowledge of dialect differences to reading stressed the importance of the distinction between differences in pronunciation and mistakes in reading. This study develops a method of estimating the probability that a given oral reading that deviates from the text is a true reading error by observing the semantic impact of the…

Reports a study that examined sixth- and 10th-grade students' ability to generate orthographic and phonetic derivatives for three predominant vowel-alternation patterns characteristic of internal derivational morphology. Results support the hypothesis that a productive knowledge of these patterns in orthography precedes a productive knowledge of…