Details two experiments that assessed the effect of vocabulary difficulty on three measures of text comprehension--free recall, summary recall, and sentence recognition. (FL)

Multiple regression was used to examine the relationship between the serial position and the rated importance of a proposition in a text and the probability of its appearance in free recall protocols. Eight passages were used in the study--four from a standard social studies textbook and four written for the study. Each passage was divided into…

Two experiments assessed the effect of vocabulary difficulty on three measures of text comprehension--free recall, summary recall, and sentence recognition. In the first experiment, the effect of differing proportions of rare-word substitutions were examined in 79 sixth grade students. It was found that a high rate of difficult vocabulary (one…

Two experiments assessed the effects of text cohesion and schema availability on sixth grade children's comprehension of social studies passages that varied in vocabulary difficulty. The purpose of the experiments was to test the compensation hypothesis within the interactive theory of reading, which assumes that reading involves many…